19799982720

素因数分解:

$2^7\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^2\times {\mathrm{73}}^1$

素因数の和:174

約数の個数: 864

約数和(自身を含む): 83308747860

約数和(自身を除く): 63508765140

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 62, 63, 64, 70, 72, 73, 80, 84, 90, 93, 96, 98, 105, 112, 120, 124, 126, 128, 140, 144, 146, 147, 155, 160, 168, 180, 186, 192, 196, 210, 217, 219, 224, 240, 245, 248, 252, 279, 280, 288, 292, 294, 310, 315, 320, 336, 360, 365, 372, 384, 392, 420, 434, 438, 441, 448, 465, 480, 490, 496, 504, 511, 558, 560, 576, 584, 588, 620, 630, 640, 651, 657, 672, 720, 730, 735, 744, 784, 840, 868, 876, 882, 896, 930, 960, 961, 980, 992, 1008, 1022, 1085, 1095, 1116, 1120, 1152, 1168, 1176, 1240, 1260, 1302, 1314, 1344, 1395, 1440, 1460, 1470, 1488, 1519, 1533, 1568, 1680, 1736, 1752, 1764, 1860, 1920, 1922, 1953, 1960, 1984, 2016, 2044, 2170, 2190, 2205, 2232, 2240, 2263, 2336, 2352, 2480, 2520, 2555, 2604, 2628, 2688, 2790, 2880, 2883, 2920, 2940, 2976, 3038, 3066, 3136, 3255, 3285, 3360, 3472, 3504, 3528, 3577, 3720, 3844, 3906, 3920, 3968, 4032, 4088, 4340, 4380, 4410, 4464, 4480, 4526, 4557, 4599, 4672, 4704, 4805, 4960, 5040, 5110, 5208, 5256, 5580, 5760, 5766, 5840, 5880, 5952, 6076, 6132, 6272, 6510, 6570, 6720, 6727, 6789, 6944, 7008, 7056, 7154, 7440, 7595, 7665, 7688, 7812, 7840, 8064, 8176, 8649, 8680, 8760, 8820, 8928, 9052, 9114, 9198, 9344, 9408, 9610, 9765, 9920, 10080, 10220, 10416, 10512, 10731, 11160, 11315, 11532, 11680, 11760, 11904, 12152, 12264, 13020, 13140, 13440, 13454, 13578, 13671, 13888, 14016, 14112, 14308, 14415, 14880, 15190, 15330, 15376, 15624, 15680, 15841, 16352, 17298, 17360, 17520, 17640, 17856, 17885, 18104, 18228, 18396, 18816, 19220, 19530, 19840, 20160, 20181, 20367, 20440, 20832, 21024, 21462, 22320, 22630, 22785, 22995, 23064, 23360, 23520, 24304, 24528, 26040, 26280, 26908, 27156, 27342, 27776, 28032, 28224, 28616, 28830, 29760, 30380, 30660, 30752, 31248, 31360, 31682, 32193, 32704, 33635, 33945, 34596, 34720, 35040, 35280, 35712, 35770, 36208, 36456, 36792, 38440, 39060, 40320, 40362, 40734, 40880, 41664, 42048, 42924, 43245, 44640, 45260, 45570, 45990, 46128, 46720, 47040, 47089, 47523, 48608, 49056, 52080, 52560, 53655, 53816, 54312, 54684, 56448, 57232, 57660, 59520, 60543, 60760, 61320, 61504, 62496, 63364, 64386, 65408, 67270, 67890, 68355, 69192, 69440, 70080, 70153, 70560, 71540, 72416, 72912, 73584, 76880, 78120, 79205, 80724, 81468, 81760, 83328, 84096, 85848, 86490, 89280, 90520, 91140, 91980, 92256, 94080, 94178, 95046, 97216, 98112, 100905, 101835, 104160, 105120, 107310, 107632, 108624, 109368, 110887, 114464, 115320, 121086, 121520, 122640, 123008, 124992, 126728, 128772, 134540, 135780, 136710, 138384, 138880, 140160, 140306, 141120, 141267, 142569, 143080, 144832, 145824, 147168, 153760, 156240, 158410, 160965, 161448, 162936, 163520, 171696, 172980, 178560, 181040, 182280, 183960, 184512, 188356, 190092, 194432, 196224, 201810, 203670, 208320, 210240, 210459, 214620, 215264, 217248, 218736, 221774, 228928, 230640, 235445, 237615, 242172, 243040, 245280, 249984, 253456, 257544, 269080, 271560, 273420, 276768, 280612, 282240, 282534, 285138, 286160, 289664, 291648, 294336, 302715, 307520, 312480, 316820, 321930, 322896, 325872, 327040, 332661, 343392, 345960, 350765, 362080, 364560, 367920, 369024, 376712, 380184, 403620, 407340, 416640, 420480, 420918, 423801, 429240, 430528, 434496, 437472, 443548, 457856, 461280, 470890, 475230, 484344, 486080, 490560, 491071, 506912, 515088, 538160, 543120, 546840, 553536, 554435, 561224, 565068, 570276, 572320, 583296, 588672, 605430, 615040, 624960, 631377, 633640, 643860, 645792, 651744, 665322, 686784, 691920, 701530, 706335, 712845, 724160, 729120, 735840, 753424, 760368, 807240, 814680, 841836, 847602, 858480, 861056, 868992, 874944, 887096, 922560, 941780, 950460, 968688, 972160, 981120, 982142, 997983, 1013824, 1030176, 1052295, 1076320, 1086240, 1093680, 1107072, 1108870, 1122448, 1130136, 1140552, 1144640, 1210860, 1249920, 1262754, 1267280, 1287720, 1291584, 1303488, 1330644, 1373568, 1383840, 1403060, 1412670, 1425690, 1448320, 1458240, 1471680, 1473213, 1506848, 1520736, 1614480, 1629360, 1663305, 1683672, 1695204, 1716960, 1749888, 1774192, 1845120, 1883560, 1900920, 1937376, 1964284, 1995966, 2027648, 2060352, 2104590, 2119005, 2152640, 2172480, 2187360, 2217740, 2244896, 2260272, 2281104, 2289280, 2421720, 2455355, 2525508, 2534560, 2575440, 2583168, 2606976, 2661288, 2767680, 2806120, 2825340, 2851380, 2916480, 2943360, 2946426, 3013696, 3041472, 3156885, 3228960, 3258720, 3326610, 3367344, 3390408, 3433920, 3437497, 3548384, 3767120, 3801840, 3874752, 3928568, 3991932, 4120704, 4209180, 4238010, 4305280, 4344960, 4374720, 4419639, 4435480, 4489792, 4520544, 4562208, 4843440, 4910710, 4989915, 5051016, 5069120, 5150880, 5322576, 5535360, 5612240, 5650680, 5702760, 5892852, 6027392, 6082944, 6313770, 6457920, 6517440, 6653220, 6734688, 6780816, 6867840, 6874994, 7096768, 7366065, 7534240, 7603680, 7749504, 7857136, 7983864, 8418360, 8476020, 8749440, 8839278, 8870960, 8979584, 9041088, 9124416, 9686880, 9821420, 9979830, 10102032, 10138240, 10301760, 10312491, 10645152, 11224480, 11301360, 11405520, 11785704, 12627540, 12915840, 13034880, 13306440, 13469376, 13561632, 13749988, 14193536, 14732130, 15068480, 15207360, 15714272, 15967728, 16836720, 16952040, 17187485, 17678556, 17741920, 18082176, 18248832, 19373760, 19642840, 19959660, 20204064, 20603520, 20624982, 21290304, 22098195, 22448960, 22602720, 22811040, 23571408, 25255080, 26612880, 26938752, 27123264, 27499976, 29464260, 30136960, 30414720, 30937473, 31428544, 31935456, 33673440, 33904080, 34374970, 35357112, 35483840, 38747520, 39285680, 39919320, 40408128, 41249964, 42580608, 44196390, 44897920, 45205440, 45622080, 47142816, 50510160, 51562455, 53225760, 54246528, 54999952, 58928520, 61874946, 62857088, 63870912, 67346880, 67808160, 68749940, 70714224, 70967680, 78571360, 79838640, 80816256, 82499928, 88392780, 90410880, 91244160, 94285632, 101020320, 103124910, 106451520, 109999904, 117857040, 123749892, 127741824, 134693760, 135616320, 137499880, 141428448, 154687365, 157142720, 159677280, 164999856, 176785560, 188571264, 202040640, 206249820, 212903040, 219999808, 235714080, 247499784, 271232640, 274999760, 282856896, 309374730, 314285440, 319354560, 329999712, 353571120, 404081280, 412499640, 439999616, 471428160, 494999568, 549999520, 565713792, 618749460, 638709120, 659999424, 707142240, 824999280, 942856320, 989999136, 1099999040, 1237498920, 1319998848, 1414284480, 1649998560, 1979998272, 2199998080, 2474997840, 2828568960, 3299997120, 3959996544, 4949995680, 6599994240, 9899991360, 19799982720]

約数ペア:

[(1, 19799982720), (2, 9899991360), (3, 6599994240), (4, 4949995680), (5, 3959996544), (6, 3299997120), (7, 2828568960), (8, 2474997840), (9, 2199998080), (10, 1979998272), (12, 1649998560), (14, 1414284480), (15, 1319998848), (16, 1237498920), (18, 1099999040), (20, 989999136), (21, 942856320), (24, 824999280), (28, 707142240), (30, 659999424), (31, 638709120), (32, 618749460), (35, 565713792), (36, 549999520), (40, 494999568), (42, 471428160), (45, 439999616), (48, 412499640), (49, 404081280), (56, 353571120), (60, 329999712), (62, 319354560), (63, 314285440), (64, 309374730), (70, 282856896), (72, 274999760), (73, 271232640), (80, 247499784), (84, 235714080), (90, 219999808), (93, 212903040), (96, 206249820), (98, 202040640), (105, 188571264), (112, 176785560), (120, 164999856), (124, 159677280), (126, 157142720), (128, 154687365), (140, 141428448), (144, 137499880), (146, 135616320), (147, 134693760), (155, 127741824), (160, 123749892), (168, 117857040), (180, 109999904), (186, 106451520), (192, 103124910), (196, 101020320), (210, 94285632), (217, 91244160), (219, 90410880), (224, 88392780), (240, 82499928), (245, 80816256), (248, 79838640), (252, 78571360), (279, 70967680), (280, 70714224), (288, 68749940), (292, 67808160), (294, 67346880), (310, 63870912), (315, 62857088), (320, 61874946), (336, 58928520), (360, 54999952), (365, 54246528), (372, 53225760), (384, 51562455), (392, 50510160), (420, 47142816), (434, 45622080), (438, 45205440), (441, 44897920), (448, 44196390), (465, 42580608), (480, 41249964), (490, 40408128), (496, 39919320), (504, 39285680), (511, 38747520), (558, 35483840), (560, 35357112), (576, 34374970), (584, 33904080), (588, 33673440), (620, 31935456), (630, 31428544), (640, 30937473), (651, 30414720), (657, 30136960), (672, 29464260), (720, 27499976), (730, 27123264), (735, 26938752), (744, 26612880), (784, 25255080), (840, 23571408), (868, 22811040), (876, 22602720), (882, 22448960), (896, 22098195), (930, 21290304), (960, 20624982), (961, 20603520), (980, 20204064), (992, 19959660), (1008, 19642840), (1022, 19373760), (1085, 18248832), (1095, 18082176), (1116, 17741920), (1120, 17678556), (1152, 17187485), (1168, 16952040), (1176, 16836720), (1240, 15967728), (1260, 15714272), (1302, 15207360), (1314, 15068480), (1344, 14732130), (1395, 14193536), (1440, 13749988), (1460, 13561632), (1470, 13469376), (1488, 13306440), (1519, 13034880), (1533, 12915840), (1568, 12627540), (1680, 11785704), (1736, 11405520), (1752, 11301360), (1764, 11224480), (1860, 10645152), (1920, 10312491), (1922, 10301760), (1953, 10138240), (1960, 10102032), (1984, 9979830), (2016, 9821420), (2044, 9686880), (2170, 9124416), (2190, 9041088), (2205, 8979584), (2232, 8870960), (2240, 8839278), (2263, 8749440), (2336, 8476020), (2352, 8418360), (2480, 7983864), (2520, 7857136), (2555, 7749504), (2604, 7603680), (2628, 7534240), (2688, 7366065), (2790, 7096768), (2880, 6874994), (2883, 6867840), (2920, 6780816), (2940, 6734688), (2976, 6653220), (3038, 6517440), (3066, 6457920), (3136, 6313770), (3255, 6082944), (3285, 6027392), (3360, 5892852), (3472, 5702760), (3504, 5650680), (3528, 5612240), (3577, 5535360), (3720, 5322576), (3844, 5150880), (3906, 5069120), (3920, 5051016), (3968, 4989915), (4032, 4910710), (4088, 4843440), (4340, 4562208), (4380, 4520544), (4410, 4489792), (4464, 4435480), (4480, 4419639), (4526, 4374720), (4557, 4344960), (4599, 4305280), (4672, 4238010), (4704, 4209180), (4805, 4120704), (4960, 3991932), (5040, 3928568), (5110, 3874752), (5208, 3801840), (5256, 3767120), (5580, 3548384), (5760, 3437497), (5766, 3433920), (5840, 3390408), (5880, 3367344), (5952, 3326610), (6076, 3258720), (6132, 3228960), (6272, 3156885), (6510, 3041472), (6570, 3013696), (6720, 2946426), (6727, 2943360), (6789, 2916480), (6944, 2851380), (7008, 2825340), (7056, 2806120), (7154, 2767680), (7440, 2661288), (7595, 2606976), (7665, 2583168), (7688, 2575440), (7812, 2534560), (7840, 2525508), (8064, 2455355), (8176, 2421720), (8649, 2289280), (8680, 2281104), (8760, 2260272), (8820, 2244896), (8928, 2217740), (9052, 2187360), (9114, 2172480), (9198, 2152640), (9344, 2119005), (9408, 2104590), (9610, 2060352), (9765, 2027648), (9920, 1995966), (10080, 1964284), (10220, 1937376), (10416, 1900920), (10512, 1883560), (10731, 1845120), (11160, 1774192), (11315, 1749888), (11532, 1716960), (11680, 1695204), (11760, 1683672), (11904, 1663305), (12152, 1629360), (12264, 1614480), (13020, 1520736), (13140, 1506848), (13440, 1473213), (13454, 1471680), (13578, 1458240), (13671, 1448320), (13888, 1425690), (14016, 1412670), (14112, 1403060), (14308, 1383840), (14415, 1373568), (14880, 1330644), (15190, 1303488), (15330, 1291584), (15376, 1287720), (15624, 1267280), (15680, 1262754), (15841, 1249920), (16352, 1210860), (17298, 1144640), (17360, 1140552), (17520, 1130136), (17640, 1122448), (17856, 1108870), (17885, 1107072), (18104, 1093680), (18228, 1086240), (18396, 1076320), (18816, 1052295), (19220, 1030176), (19530, 1013824), (19840, 997983), (20160, 982142), (20181, 981120), (20367, 972160), (20440, 968688), (20832, 950460), (21024, 941780), (21462, 922560), (22320, 887096), (22630, 874944), (22785, 868992), (22995, 861056), (23064, 858480), (23360, 847602), (23520, 841836), (24304, 814680), (24528, 807240), (26040, 760368), (26280, 753424), (26908, 735840), (27156, 729120), (27342, 724160), (27776, 712845), (28032, 706335), (28224, 701530), (28616, 691920), (28830, 686784), (29760, 665322), (30380, 651744), (30660, 645792), (30752, 643860), (31248, 633640), (31360, 631377), (31682, 624960), (32193, 615040), (32704, 605430), (33635, 588672), (33945, 583296), (34596, 572320), (34720, 570276), (35040, 565068), (35280, 561224), (35712, 554435), (35770, 553536), (36208, 546840), (36456, 543120), (36792, 538160), (38440, 515088), (39060, 506912), (40320, 491071), (40362, 490560), (40734, 486080), (40880, 484344), (41664, 475230), (42048, 470890), (42924, 461280), (43245, 457856), (44640, 443548), (45260, 437472), (45570, 434496), (45990, 430528), (46128, 429240), (46720, 423801), (47040, 420918), (47089, 420480), (47523, 416640), (48608, 407340), (49056, 403620), (52080, 380184), (52560, 376712), (53655, 369024), (53816, 367920), (54312, 364560), (54684, 362080), (56448, 350765), (57232, 345960), (57660, 343392), (59520, 332661), (60543, 327040), (60760, 325872), (61320, 322896), (61504, 321930), (62496, 316820), (63364, 312480), (64386, 307520), (65408, 302715), (67270, 294336), (67890, 291648), (68355, 289664), (69192, 286160), (69440, 285138), (70080, 282534), (70153, 282240), (70560, 280612), (71540, 276768), (72416, 273420), (72912, 271560), (73584, 269080), (76880, 257544), (78120, 253456), (79205, 249984), (80724, 245280), (81468, 243040), (81760, 242172), (83328, 237615), (84096, 235445), (85848, 230640), (86490, 228928), (89280, 221774), (90520, 218736), (91140, 217248), (91980, 215264), (92256, 214620), (94080, 210459), (94178, 210240), (95046, 208320), (97216, 203670), (98112, 201810), (100905, 196224), (101835, 194432), (104160, 190092), (105120, 188356), (107310, 184512), (107632, 183960), (108624, 182280), (109368, 181040), (110887, 178560), (114464, 172980), (115320, 171696), (121086, 163520), (121520, 162936), (122640, 161448), (123008, 160965), (124992, 158410), (126728, 156240), (128772, 153760), (134540, 147168), (135780, 145824), (136710, 144832), (138384, 143080), (138880, 142569), (140160, 141267), (140306, 141120)]