20390788080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1031}}^1\times {\mathrm{2113}}^1$

素因数の和:3176

約数の個数: 240

約数和(自身を含む): 73853148096

約数和(自身を除く): 53462360016

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1031, 1040, 1170, 1560, 1872, 2062, 2113, 2340, 3093, 3120, 4124, 4226, 4680, 5155, 6186, 6339, 8248, 8452, 9279, 9360, 10310, 10565, 12372, 12678, 13403, 15465, 16496, 16904, 18558, 19017, 20620, 21130, 24744, 25356, 26806, 27469, 30930, 31695, 33808, 37116, 38034, 40209, 41240, 42260, 46395, 49488, 50712, 53612, 54938, 61860, 63390, 67015, 74232, 76068, 80418, 82407, 82480, 84520, 92790, 95085, 101424, 107224, 109876, 120627, 123720, 126780, 134030, 137345, 148464, 152136, 160836, 164814, 169040, 185580, 190170, 201045, 214448, 219752, 241254, 247221, 247440, 253560, 268060, 274690, 304272, 321672, 329628, 371160, 380340, 402090, 412035, 439504, 482508, 494442, 507120, 536120, 549380, 603135, 643344, 659256, 742320, 760680, 804180, 824070, 965016, 988884, 1072240, 1098760, 1206270, 1236105, 1318512, 1521360, 1608360, 1648140, 1930032, 1977768, 2178503, 2197520, 2412540, 2472210, 3216720, 3296280, 3955536, 4357006, 4825080, 4944420, 6535509, 6592560, 8714012, 9650160, 9888840, 10892515, 13071018, 17428024, 19606527, 19777680, 21785030, 26142036, 28320539, 32677545, 34856048, 39213054, 43570060, 52284072, 56641078, 65355090, 78426108, 84961617, 87140120, 98032635, 104568144, 113282156, 130710180, 141602695, 156852216, 169923234, 174280240, 196065270, 226564312, 254884851, 261420360, 283205390, 313704432, 339846468, 392130540, 424808085, 453128624, 509769702, 522840720, 566410780, 679692936, 784261080, 849616170, 1019539404, 1132821560, 1274424255, 1359385872, 1568522160, 1699232340, 2039078808, 2265643120, 2548848510, 3398464680, 4078157616, 5097697020, 6796929360, 10195394040, 20390788080]

約数ペア:

[(1, 20390788080), (2, 10195394040), (3, 6796929360), (4, 5097697020), (5, 4078157616), (6, 3398464680), (8, 2548848510), (9, 2265643120), (10, 2039078808), (12, 1699232340), (13, 1568522160), (15, 1359385872), (16, 1274424255), (18, 1132821560), (20, 1019539404), (24, 849616170), (26, 784261080), (30, 679692936), (36, 566410780), (39, 522840720), (40, 509769702), (45, 453128624), (48, 424808085), (52, 392130540), (60, 339846468), (65, 313704432), (72, 283205390), (78, 261420360), (80, 254884851), (90, 226564312), (104, 196065270), (117, 174280240), (120, 169923234), (130, 156852216), (144, 141602695), (156, 130710180), (180, 113282156), (195, 104568144), (208, 98032635), (234, 87140120), (240, 84961617), (260, 78426108), (312, 65355090), (360, 56641078), (390, 52284072), (468, 43570060), (520, 39213054), (585, 34856048), (624, 32677545), (720, 28320539), (780, 26142036), (936, 21785030), (1031, 19777680), (1040, 19606527), (1170, 17428024), (1560, 13071018), (1872, 10892515), (2062, 9888840), (2113, 9650160), (2340, 8714012), (3093, 6592560), (3120, 6535509), (4124, 4944420), (4226, 4825080), (4680, 4357006), (5155, 3955536), (6186, 3296280), (6339, 3216720), (8248, 2472210), (8452, 2412540), (9279, 2197520), (9360, 2178503), (10310, 1977768), (10565, 1930032), (12372, 1648140), (12678, 1608360), (13403, 1521360), (15465, 1318512), (16496, 1236105), (16904, 1206270), (18558, 1098760), (19017, 1072240), (20620, 988884), (21130, 965016), (24744, 824070), (25356, 804180), (26806, 760680), (27469, 742320), (30930, 659256), (31695, 643344), (33808, 603135), (37116, 549380), (38034, 536120), (40209, 507120), (41240, 494442), (42260, 482508), (46395, 439504), (49488, 412035), (50712, 402090), (53612, 380340), (54938, 371160), (61860, 329628), (63390, 321672), (67015, 304272), (74232, 274690), (76068, 268060), (80418, 253560), (82407, 247440), (82480, 247221), (84520, 241254), (92790, 219752), (95085, 214448), (101424, 201045), (107224, 190170), (109876, 185580), (120627, 169040), (123720, 164814), (126780, 160836), (134030, 152136), (137345, 148464)]