20201497800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{449}}^1$

素因数の和:897

約数の個数: 384

約数和(自身を含む): 72678384000

約数和(自身を除く): 52476886200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 25, 30, 33, 34, 40, 44, 50, 51, 55, 60, 66, 68, 75, 85, 88, 100, 102, 110, 120, 132, 136, 150, 165, 170, 187, 200, 204, 220, 255, 264, 275, 300, 330, 340, 374, 401, 408, 425, 440, 449, 510, 550, 561, 600, 660, 680, 748, 802, 825, 850, 898, 935, 1020, 1100, 1122, 1203, 1275, 1320, 1347, 1496, 1604, 1650, 1700, 1796, 1870, 2005, 2040, 2200, 2244, 2245, 2406, 2550, 2694, 2805, 3208, 3300, 3400, 3592, 3740, 4010, 4411, 4488, 4490, 4675, 4812, 4939, 5100, 5388, 5610, 6015, 6600, 6735, 6817, 7480, 7633, 8020, 8822, 8980, 9350, 9624, 9878, 10025, 10200, 10776, 11220, 11225, 12030, 13233, 13470, 13634, 14025, 14817, 15266, 16040, 17644, 17960, 18700, 19756, 20050, 20451, 22055, 22440, 22450, 22899, 24060, 24695, 26466, 26940, 27268, 28050, 29634, 30075, 30532, 33675, 34085, 35288, 37400, 38165, 39512, 40100, 40902, 44110, 44900, 45798, 48120, 49390, 52932, 53880, 54536, 56100, 59268, 60150, 61064, 66165, 67350, 68170, 74085, 74987, 76330, 80200, 81804, 83963, 88220, 89800, 91596, 98780, 102255, 105864, 110275, 112200, 114495, 118536, 120300, 123475, 132330, 134700, 136340, 148170, 149974, 152660, 163608, 167926, 170425, 176440, 180049, 183192, 190825, 197560, 204510, 220550, 224961, 228990, 240600, 246950, 251889, 264660, 269400, 272680, 296340, 299948, 305320, 330825, 335852, 340850, 360098, 370425, 374935, 381650, 409020, 419815, 441100, 449922, 457980, 493900, 503778, 511275, 529320, 540147, 572475, 592680, 599896, 661650, 671704, 681700, 720196, 740850, 749870, 763300, 818040, 839630, 882200, 899844, 900245, 915960, 987800, 1007556, 1022550, 1080294, 1124805, 1144950, 1259445, 1323300, 1363400, 1440392, 1481700, 1499740, 1526600, 1679260, 1799688, 1800490, 1874675, 1980539, 2015112, 2045100, 2099075, 2160588, 2249610, 2289900, 2518890, 2646600, 2700735, 2963400, 2999480, 3060833, 3358520, 3600980, 3749350, 3961078, 4090200, 4198150, 4321176, 4499220, 4501225, 4579800, 5037780, 5401470, 5624025, 5941617, 6121666, 6297225, 7201960, 7498700, 7922156, 8396300, 8998440, 9002450, 9182499, 9902695, 10075560, 10802940, 11248050, 11883234, 12243332, 12594450, 13503675, 14997400, 15304165, 15844312, 16792600, 18004900, 18364998, 19805390, 21605880, 22496100, 23766468, 24486664, 25188900, 27007350, 29708085, 30608330, 33669163, 36009800, 36729996, 39610780, 44992200, 45912495, 47532936, 49513475, 50377800, 54014700, 59416170, 61216660, 67338326, 73459992, 76520825, 79221560, 91824990, 99026950, 101007489, 108029400, 118832340, 122433320, 134676652, 148540425, 153041650, 168345815, 183649980, 198053900, 202014978, 229562475, 237664680, 269353304, 297080850, 306083300, 336691630, 367299960, 396107800, 404029956, 459124950, 505037445, 594161700, 612166600, 673383260, 808059912, 841729075, 918249900, 1010074890, 1188323400, 1346766520, 1683458150, 1836499800, 2020149780, 2525187225, 3366916300, 4040299560, 5050374450, 6733832600, 10100748900, 20201497800]

約数ペア:

[(1, 20201497800), (2, 10100748900), (3, 6733832600), (4, 5050374450), (5, 4040299560), (6, 3366916300), (8, 2525187225), (10, 2020149780), (11, 1836499800), (12, 1683458150), (15, 1346766520), (17, 1188323400), (20, 1010074890), (22, 918249900), (24, 841729075), (25, 808059912), (30, 673383260), (33, 612166600), (34, 594161700), (40, 505037445), (44, 459124950), (50, 404029956), (51, 396107800), (55, 367299960), (60, 336691630), (66, 306083300), (68, 297080850), (75, 269353304), (85, 237664680), (88, 229562475), (100, 202014978), (102, 198053900), (110, 183649980), (120, 168345815), (132, 153041650), (136, 148540425), (150, 134676652), (165, 122433320), (170, 118832340), (187, 108029400), (200, 101007489), (204, 99026950), (220, 91824990), (255, 79221560), (264, 76520825), (275, 73459992), (300, 67338326), (330, 61216660), (340, 59416170), (374, 54014700), (401, 50377800), (408, 49513475), (425, 47532936), (440, 45912495), (449, 44992200), (510, 39610780), (550, 36729996), (561, 36009800), (600, 33669163), (660, 30608330), (680, 29708085), (748, 27007350), (802, 25188900), (825, 24486664), (850, 23766468), (898, 22496100), (935, 21605880), (1020, 19805390), (1100, 18364998), (1122, 18004900), (1203, 16792600), (1275, 15844312), (1320, 15304165), (1347, 14997400), (1496, 13503675), (1604, 12594450), (1650, 12243332), (1700, 11883234), (1796, 11248050), (1870, 10802940), (2005, 10075560), (2040, 9902695), (2200, 9182499), (2244, 9002450), (2245, 8998440), (2406, 8396300), (2550, 7922156), (2694, 7498700), (2805, 7201960), (3208, 6297225), (3300, 6121666), (3400, 5941617), (3592, 5624025), (3740, 5401470), (4010, 5037780), (4411, 4579800), (4488, 4501225), (4490, 4499220), (4675, 4321176), (4812, 4198150), (4939, 4090200), (5100, 3961078), (5388, 3749350), (5610, 3600980), (6015, 3358520), (6600, 3060833), (6735, 2999480), (6817, 2963400), (7480, 2700735), (7633, 2646600), (8020, 2518890), (8822, 2289900), (8980, 2249610), (9350, 2160588), (9624, 2099075), (9878, 2045100), (10025, 2015112), (10200, 1980539), (10776, 1874675), (11220, 1800490), (11225, 1799688), (12030, 1679260), (13233, 1526600), (13470, 1499740), (13634, 1481700), (14025, 1440392), (14817, 1363400), (15266, 1323300), (16040, 1259445), (17644, 1144950), (17960, 1124805), (18700, 1080294), (19756, 1022550), (20050, 1007556), (20451, 987800), (22055, 915960), (22440, 900245), (22450, 899844), (22899, 882200), (24060, 839630), (24695, 818040), (26466, 763300), (26940, 749870), (27268, 740850), (28050, 720196), (29634, 681700), (30075, 671704), (30532, 661650), (33675, 599896), (34085, 592680), (35288, 572475), (37400, 540147), (38165, 529320), (39512, 511275), (40100, 503778), (40902, 493900), (44110, 457980), (44900, 449922), (45798, 441100), (48120, 419815), (49390, 409020), (52932, 381650), (53880, 374935), (54536, 370425), (56100, 360098), (59268, 340850), (60150, 335852), (61064, 330825), (66165, 305320), (67350, 299948), (68170, 296340), (74085, 272680), (74987, 269400), (76330, 264660), (80200, 251889), (81804, 246950), (83963, 240600), (88220, 228990), (89800, 224961), (91596, 220550), (98780, 204510), (102255, 197560), (105864, 190825), (110275, 183192), (112200, 180049), (114495, 176440), (118536, 170425), (120300, 167926), (123475, 163608), (132330, 152660), (134700, 149974), (136340, 148170)]