20287800000

素因数分解:

$2^6\times 3^3\times 5^5\times {\mathrm{13}}^1\times {\mathrm{17}}^2$

素因数の和:93

約数の個数: 1008

約数和(自身を含む): 85282979040

約数和(自身を除く): 64995179040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 25, 26, 27, 30, 32, 34, 36, 39, 40, 45, 48, 50, 51, 52, 54, 60, 64, 65, 68, 72, 75, 78, 80, 85, 90, 96, 100, 102, 104, 108, 117, 120, 125, 130, 135, 136, 144, 150, 153, 156, 160, 170, 180, 192, 195, 200, 204, 208, 216, 221, 225, 234, 240, 250, 255, 260, 270, 272, 288, 289, 300, 306, 312, 320, 325, 340, 351, 360, 375, 390, 400, 408, 416, 425, 432, 442, 450, 459, 468, 480, 500, 510, 520, 540, 544, 576, 578, 585, 600, 612, 624, 625, 650, 663, 675, 680, 702, 720, 750, 765, 780, 800, 816, 832, 850, 864, 867, 884, 900, 918, 936, 960, 975, 1000, 1020, 1040, 1080, 1088, 1105, 1125, 1156, 1170, 1200, 1224, 1248, 1250, 1275, 1300, 1326, 1350, 1360, 1404, 1440, 1445, 1500, 1530, 1560, 1600, 1625, 1632, 1700, 1728, 1734, 1755, 1768, 1800, 1836, 1872, 1875, 1950, 1989, 2000, 2040, 2080, 2125, 2160, 2210, 2250, 2295, 2312, 2340, 2400, 2448, 2496, 2500, 2550, 2600, 2601, 2652, 2700, 2720, 2808, 2880, 2890, 2925, 3000, 3060, 3120, 3125, 3250, 3264, 3315, 3375, 3400, 3468, 3510, 3536, 3600, 3672, 3744, 3750, 3757, 3825, 3900, 3978, 4000, 4080, 4160, 4250, 4320, 4335, 4420, 4500, 4590, 4624, 4680, 4800, 4875, 4896, 5000, 5100, 5200, 5202, 5304, 5400, 5440, 5525, 5616, 5625, 5780, 5850, 5967, 6000, 6120, 6240, 6250, 6375, 6500, 6630, 6750, 6800, 6936, 7020, 7072, 7200, 7225, 7344, 7488, 7500, 7514, 7650, 7800, 7803, 7956, 8000, 8125, 8160, 8500, 8640, 8670, 8775, 8840, 9000, 9180, 9248, 9360, 9375, 9750, 9792, 9945, 10000, 10200, 10400, 10404, 10608, 10625, 10800, 11050, 11232, 11250, 11271, 11475, 11560, 11700, 11934, 12000, 12240, 12480, 12500, 12750, 13000, 13005, 13260, 13500, 13600, 13872, 14040, 14144, 14400, 14450, 14625, 14688, 15000, 15028, 15300, 15600, 15606, 15912, 16250, 16320, 16575, 16875, 17000, 17340, 17550, 17680, 18000, 18360, 18496, 18720, 18750, 18785, 19125, 19500, 19890, 20000, 20400, 20800, 20808, 21216, 21250, 21600, 21675, 22100, 22464, 22500, 22542, 22950, 23120, 23400, 23868, 24000, 24375, 24480, 25000, 25500, 26000, 26010, 26520, 27000, 27200, 27625, 27744, 28080, 28125, 28900, 29250, 29376, 29835, 30000, 30056, 30600, 31200, 31212, 31824, 31875, 32500, 33150, 33750, 33813, 34000, 34680, 35100, 35360, 36000, 36125, 36720, 37440, 37500, 37570, 38250, 39000, 39015, 39780, 40000, 40625, 40800, 41616, 42432, 42500, 43200, 43350, 43875, 44200, 45000, 45084, 45900, 46240, 46800, 47736, 48750, 48960, 49725, 50000, 51000, 52000, 52020, 53040, 53125, 54000, 55250, 55488, 56160, 56250, 56355, 57375, 57800, 58500, 59670, 60000, 60112, 61200, 62400, 62424, 63648, 63750, 65000, 65025, 66300, 67500, 67626, 68000, 69360, 70200, 70720, 72000, 72250, 73125, 73440, 75000, 75140, 76500, 78000, 78030, 79560, 81250, 81600, 82875, 83232, 84375, 85000, 86700, 87750, 88400, 90000, 90168, 91800, 92480, 93600, 93925, 95472, 95625, 97500, 99450, 100000, 101439, 102000, 104000, 104040, 106080, 106250, 108000, 108375, 110500, 112320, 112500, 112710, 114750, 115600, 117000, 119340, 120000, 120224, 121875, 122400, 124848, 127296, 127500, 130000, 130050, 132600, 135000, 135252, 136000, 138125, 138720, 140400, 144500, 146250, 146880, 149175, 150000, 150280, 153000, 156000, 156060, 159120, 159375, 162500, 165750, 166464, 168750, 169065, 170000, 173400, 175500, 176800, 180000, 180336, 180625, 183600, 187200, 187850, 190944, 191250, 195000, 195075, 198900, 200000, 202878, 204000, 208080, 212160, 212500, 216000, 216750, 219375, 221000, 225000, 225420, 229500, 231200, 234000, 238680, 240448, 243750, 244800, 248625, 249696, 255000, 260000, 260100, 265200, 270000, 270504, 276250, 277440, 280800, 281775, 286875, 289000, 292500, 298350, 300000, 300560, 306000, 312000, 312120, 318240, 318750, 325000, 325125, 331500, 337500, 338130, 340000, 346800, 351000, 353600, 360000, 360672, 361250, 365625, 367200, 375700, 381888, 382500, 390000, 390150, 397800, 405756, 408000, 414375, 416160, 425000, 433500, 438750, 442000, 450000, 450840, 459000, 462400, 468000, 469625, 477360, 478125, 487500, 497250, 499392, 507195, 510000, 520000, 520200, 530400, 540000, 541008, 541875, 552500, 561600, 563550, 573750, 578000, 585000, 596700, 600000, 601120, 612000, 624240, 636480, 637500, 650000, 650250, 663000, 675000, 676260, 680000, 690625, 693600, 702000, 721344, 722500, 731250, 734400, 745875, 751400, 765000, 780000, 780300, 795600, 811512, 828750, 832320, 845325, 850000, 867000, 877500, 884000, 900000, 901680, 903125, 918000, 936000, 939250, 954720, 956250, 975000, 975375, 994500, 1014390, 1020000, 1040400, 1060800, 1080000, 1082016, 1083750, 1096875, 1105000, 1127100, 1147500, 1156000, 1170000, 1193400, 1202240, 1224000, 1243125, 1248480, 1275000, 1300000, 1300500, 1326000, 1350000, 1352520, 1381250, 1387200, 1404000, 1408875, 1434375, 1445000, 1462500, 1491750, 1502800, 1530000, 1560000, 1560600, 1591200, 1623024, 1625625, 1657500, 1690650, 1700000, 1734000, 1755000, 1768000, 1800000, 1803360, 1806250, 1836000, 1878500, 1909440, 1912500, 1950000, 1950750, 1989000, 2028780, 2040000, 2071875, 2080800, 2164032, 2167500, 2193750, 2210000, 2254200, 2295000, 2312000, 2340000, 2348125, 2386800, 2486250, 2496960, 2535975, 2550000, 2600000, 2601000, 2652000, 2700000, 2705040, 2709375, 2762500, 2808000, 2817750, 2868750, 2890000, 2925000, 2983500, 3005600, 3060000, 3121200, 3182400, 3246048, 3251250, 3315000, 3381300, 3400000, 3468000, 3510000, 3606720, 3612500, 3672000, 3729375, 3757000, 3825000, 3900000, 3901500, 3978000, 4057560, 4143750, 4161600, 4226625, 4335000, 4387500, 4420000, 4508400, 4590000, 4680000, 4696250, 4773600, 4876875, 4972500, 5071950, 5100000, 5202000, 5304000, 5400000, 5410080, 5418750, 5525000, 5635500, 5737500, 5780000, 5850000, 5967000, 6011200, 6120000, 6215625, 6242400, 6492096, 6502500, 6630000, 6762600, 6936000, 7020000, 7044375, 7225000, 7458750, 7514000, 7650000, 7800000, 7803000, 7956000, 8115120, 8128125, 8287500, 8453250, 8670000, 8775000, 8840000, 9016800, 9180000, 9392500, 9547200, 9753750, 9945000, 10143900, 10200000, 10404000, 10820160, 10837500, 11050000, 11271000, 11475000, 11560000, 11700000, 11740625, 11934000, 12431250, 12484800, 12679875, 13005000, 13260000, 13525200, 14040000, 14088750, 14450000, 14917500, 15028000, 15300000, 15606000, 15912000, 16230240, 16256250, 16575000, 16906500, 17340000, 17550000, 18033600, 18360000, 18646875, 18785000, 19507500, 19890000, 20287800, 20808000, 21133125, 21675000, 22100000, 22542000, 22950000, 23400000, 23481250, 23868000, 24384375, 24862500, 25359750, 26010000, 26520000, 27050400, 28177500, 28900000, 29835000, 30056000, 30600000, 31212000, 32460480, 32512500, 33150000, 33813000, 34680000, 35100000, 35221875, 37293750, 37570000, 39015000, 39780000, 40575600, 42266250, 43350000, 44200000, 45084000, 45900000, 46962500, 47736000, 48768750, 49725000, 50719500, 52020000, 54100800, 56355000, 57800000, 59670000, 62424000, 63399375, 65025000, 66300000, 67626000, 70200000, 70443750, 74587500, 75140000, 78030000, 79560000, 81151200, 84532500, 86700000, 90168000, 91800000, 93925000, 97537500, 99450000, 101439000, 104040000, 105665625, 112710000, 119340000, 126798750, 130050000, 132600000, 135252000, 140887500, 149175000, 150280000, 156060000, 162302400, 169065000, 173400000, 187850000, 195075000, 198900000, 202878000, 211331250, 225420000, 238680000, 253597500, 260100000, 270504000, 281775000, 298350000, 312120000, 316996875, 338130000, 375700000, 390150000, 397800000, 405756000, 422662500, 450840000, 507195000, 520200000, 563550000, 596700000, 633993750, 676260000, 751400000, 780300000, 811512000, 845325000, 1014390000, 1127100000, 1193400000, 1267987500, 1352520000, 1560600000, 1690650000, 2028780000, 2254200000, 2535975000, 3381300000, 4057560000, 5071950000, 6762600000, 10143900000, 20287800000]

約数ペア:

[(1, 20287800000), (2, 10143900000), (3, 6762600000), (4, 5071950000), (5, 4057560000), (6, 3381300000), (8, 2535975000), (9, 2254200000), (10, 2028780000), (12, 1690650000), (13, 1560600000), (15, 1352520000), (16, 1267987500), (17, 1193400000), (18, 1127100000), (20, 1014390000), (24, 845325000), (25, 811512000), (26, 780300000), (27, 751400000), (30, 676260000), (32, 633993750), (34, 596700000), (36, 563550000), (39, 520200000), (40, 507195000), (45, 450840000), (48, 422662500), (50, 405756000), (51, 397800000), (52, 390150000), (54, 375700000), (60, 338130000), (64, 316996875), (65, 312120000), (68, 298350000), (72, 281775000), (75, 270504000), (78, 260100000), (80, 253597500), (85, 238680000), (90, 225420000), (96, 211331250), (100, 202878000), (102, 198900000), (104, 195075000), (108, 187850000), (117, 173400000), (120, 169065000), (125, 162302400), (130, 156060000), (135, 150280000), (136, 149175000), (144, 140887500), (150, 135252000), (153, 132600000), (156, 130050000), (160, 126798750), (170, 119340000), (180, 112710000), (192, 105665625), (195, 104040000), (200, 101439000), (204, 99450000), (208, 97537500), (216, 93925000), (221, 91800000), (225, 90168000), (234, 86700000), (240, 84532500), (250, 81151200), (255, 79560000), (260, 78030000), (270, 75140000), (272, 74587500), (288, 70443750), (289, 70200000), (300, 67626000), (306, 66300000), (312, 65025000), (320, 63399375), (325, 62424000), (340, 59670000), (351, 57800000), (360, 56355000), (375, 54100800), (390, 52020000), (400, 50719500), (408, 49725000), (416, 48768750), (425, 47736000), (432, 46962500), (442, 45900000), (450, 45084000), (459, 44200000), (468, 43350000), (480, 42266250), (500, 40575600), (510, 39780000), (520, 39015000), (540, 37570000), (544, 37293750), (576, 35221875), (578, 35100000), (585, 34680000), (600, 33813000), (612, 33150000), (624, 32512500), (625, 32460480), (650, 31212000), (663, 30600000), (675, 30056000), (680, 29835000), (702, 28900000), (720, 28177500), (750, 27050400), (765, 26520000), (780, 26010000), (800, 25359750), (816, 24862500), (832, 24384375), (850, 23868000), (864, 23481250), (867, 23400000), (884, 22950000), (900, 22542000), (918, 22100000), (936, 21675000), (960, 21133125), (975, 20808000), (1000, 20287800), (1020, 19890000), (1040, 19507500), (1080, 18785000), (1088, 18646875), (1105, 18360000), (1125, 18033600), (1156, 17550000), (1170, 17340000), (1200, 16906500), (1224, 16575000), (1248, 16256250), (1250, 16230240), (1275, 15912000), (1300, 15606000), (1326, 15300000), (1350, 15028000), (1360, 14917500), (1404, 14450000), (1440, 14088750), (1445, 14040000), (1500, 13525200), (1530, 13260000), (1560, 13005000), (1600, 12679875), (1625, 12484800), (1632, 12431250), (1700, 11934000), (1728, 11740625), (1734, 11700000), (1755, 11560000), (1768, 11475000), (1800, 11271000), (1836, 11050000), (1872, 10837500), (1875, 10820160), (1950, 10404000), (1989, 10200000), (2000, 10143900), (2040, 9945000), (2080, 9753750), (2125, 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(5304, 3825000), (5400, 3757000), (5440, 3729375), (5525, 3672000), (5616, 3612500), (5625, 3606720), (5780, 3510000), (5850, 3468000), (5967, 3400000), (6000, 3381300), (6120, 3315000), (6240, 3251250), (6250, 3246048), (6375, 3182400), (6500, 3121200), (6630, 3060000), (6750, 3005600), (6800, 2983500), (6936, 2925000), (7020, 2890000), (7072, 2868750), (7200, 2817750), (7225, 2808000), (7344, 2762500), (7488, 2709375), (7500, 2705040), (7514, 2700000), (7650, 2652000), (7800, 2601000), (7803, 2600000), (7956, 2550000), (8000, 2535975), (8125, 2496960), (8160, 2486250), (8500, 2386800), (8640, 2348125), (8670, 2340000), (8775, 2312000), (8840, 2295000), (9000, 2254200), (9180, 2210000), (9248, 2193750), (9360, 2167500), (9375, 2164032), (9750, 2080800), (9792, 2071875), (9945, 2040000), (10000, 2028780), (10200, 1989000), (10400, 1950750), (10404, 1950000), (10608, 1912500), (10625, 1909440), (10800, 1878500), (11050, 1836000), (11232, 1806250), (11250, 1803360), (11271, 1800000), (11475, 1768000), (11560, 1755000), (11700, 1734000), (11934, 1700000), (12000, 1690650), (12240, 1657500), (12480, 1625625), (12500, 1623024), (12750, 1591200), (13000, 1560600), (13005, 1560000), (13260, 1530000), (13500, 1502800), (13600, 1491750), (13872, 1462500), (14040, 1445000), (14144, 1434375), (14400, 1408875), (14450, 1404000), (14625, 1387200), (14688, 1381250), (15000, 1352520), (15028, 1350000), (15300, 1326000), (15600, 1300500), (15606, 1300000), (15912, 1275000), (16250, 1248480), (16320, 1243125), (16575, 1224000), (16875, 1202240), (17000, 1193400), (17340, 1170000), (17550, 1156000), (17680, 1147500), (18000, 1127100), (18360, 1105000), (18496, 1096875), (18720, 1083750), (18750, 1082016), (18785, 1080000), (19125, 1060800), (19500, 1040400), (19890, 1020000), (20000, 1014390), (20400, 994500), (20800, 975375), (20808, 975000), (21216, 956250), (21250, 954720), (21600, 939250), (21675, 936000), (22100, 918000), (22464, 903125), (22500, 901680), (22542, 900000), (22950, 884000), (23120, 877500), (23400, 867000), (23868, 850000), (24000, 845325), (24375, 832320), (24480, 828750), (25000, 811512), (25500, 795600), (26000, 780300), (26010, 780000), (26520, 765000), (27000, 751400), (27200, 745875), (27625, 734400), (27744, 731250), (28080, 722500), (28125, 721344), (28900, 702000), (29250, 693600), (29376, 690625), (29835, 680000), (30000, 676260), (30056, 675000), (30600, 663000), (31200, 650250), (31212, 650000), (31824, 637500), (31875, 636480), (32500, 624240), (33150, 612000), (33750, 601120), (33813, 600000), (34000, 596700), (34680, 585000), (35100, 578000), (35360, 573750), (36000, 563550), (36125, 561600), (36720, 552500), (37440, 541875), (37500, 541008), (37570, 540000), (38250, 530400), (39000, 520200), (39015, 520000), (39780, 510000), (40000, 507195), (40625, 499392), (40800, 497250), (41616, 487500), (42432, 478125), (42500, 477360), (43200, 469625), (43350, 468000), (43875, 462400), (44200, 459000), (45000, 450840), (45084, 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(90000, 225420), (90168, 225000), (91800, 221000), (92480, 219375), (93600, 216750), (93925, 216000), (95472, 212500), (95625, 212160), (97500, 208080), (99450, 204000), (100000, 202878), (101439, 200000), (102000, 198900), (104000, 195075), (104040, 195000), (106080, 191250), (106250, 190944), (108000, 187850), (108375, 187200), (110500, 183600), (112320, 180625), (112500, 180336), (112710, 180000), (114750, 176800), (115600, 175500), (117000, 173400), (119340, 170000), (120000, 169065), (120224, 168750), (121875, 166464), (122400, 165750), (124848, 162500), (127296, 159375), (127500, 159120), (130000, 156060), (130050, 156000), (132600, 153000), (135000, 150280), (135252, 150000), (136000, 149175), (138125, 146880), (138720, 146250), (140400, 144500)]