74985680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:122

約数の個数: 240

約数和(自身を含む): 232056576

約数和(自身を除く): 157070896

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 37, 40, 44, 47, 49, 55, 56, 70, 74, 77, 80, 88, 94, 98, 110, 112, 140, 148, 154, 176, 185, 188, 196, 220, 235, 245, 259, 280, 296, 308, 329, 370, 376, 385, 392, 407, 440, 470, 490, 517, 518, 539, 560, 592, 616, 658, 740, 752, 770, 784, 814, 880, 940, 980, 1034, 1036, 1078, 1232, 1295, 1316, 1480, 1540, 1628, 1645, 1739, 1813, 1880, 1960, 2035, 2068, 2072, 2156, 2303, 2585, 2590, 2632, 2695, 2849, 2960, 3080, 3256, 3290, 3478, 3619, 3626, 3760, 3920, 4070, 4136, 4144, 4312, 4606, 5170, 5180, 5264, 5390, 5698, 6160, 6512, 6580, 6956, 7238, 7252, 8140, 8272, 8624, 8695, 9065, 9212, 10340, 10360, 10780, 11396, 11515, 12173, 13160, 13912, 14245, 14476, 14504, 16280, 17390, 18095, 18130, 18424, 19129, 19943, 20680, 20720, 21560, 22792, 23030, 24346, 25333, 26320, 27824, 28490, 28952, 29008, 32560, 34780, 36190, 36260, 36848, 38258, 39886, 41360, 43120, 45584, 46060, 48692, 50666, 56980, 57904, 60865, 69560, 72380, 72520, 76516, 79772, 85211, 92120, 95645, 97384, 99715, 101332, 113960, 121730, 126665, 133903, 139120, 144760, 145040, 153032, 159544, 170422, 184240, 191290, 194768, 199430, 202664, 227920, 243460, 253330, 267806, 289520, 306064, 319088, 340844, 382580, 398860, 405328, 426055, 486920, 506660, 535612, 669515, 681688, 765160, 797720, 852110, 937321, 973840, 1013320, 1071224, 1339030, 1363376, 1530320, 1595440, 1704220, 1874642, 2026640, 2142448, 2678060, 3408440, 3749284, 4686605, 5356120, 6816880, 7498568, 9373210, 10712240, 14997136, 18746420, 37492840, 74985680]

約数ペア:

[(1, 74985680), (2, 37492840), (4, 18746420), (5, 14997136), (7, 10712240), (8, 9373210), (10, 7498568), (11, 6816880), (14, 5356120), (16, 4686605), (20, 3749284), (22, 3408440), (28, 2678060), (35, 2142448), (37, 2026640), (40, 1874642), (44, 1704220), (47, 1595440), (49, 1530320), (55, 1363376), (56, 1339030), (70, 1071224), (74, 1013320), (77, 973840), (80, 937321), (88, 852110), (94, 797720), (98, 765160), (110, 681688), (112, 669515), (140, 535612), (148, 506660), (154, 486920), (176, 426055), (185, 405328), (188, 398860), (196, 382580), (220, 340844), (235, 319088), (245, 306064), (259, 289520), (280, 267806), (296, 253330), (308, 243460), (329, 227920), (370, 202664), (376, 199430), (385, 194768), (392, 191290), (407, 184240), (440, 170422), (470, 159544), (490, 153032), (517, 145040), (518, 144760), (539, 139120), (560, 133903), (592, 126665), (616, 121730), (658, 113960), (740, 101332), (752, 99715), (770, 97384), (784, 95645), (814, 92120), (880, 85211), (940, 79772), (980, 76516), (1034, 72520), (1036, 72380), (1078, 69560), (1232, 60865), (1295, 57904), (1316, 56980), (1480, 50666), (1540, 48692), (1628, 46060), (1645, 45584), (1739, 43120), (1813, 41360), (1880, 39886), (1960, 38258), (2035, 36848), (2068, 36260), (2072, 36190), (2156, 34780), (2303, 32560), (2585, 29008), (2590, 28952), (2632, 28490), (2695, 27824), (2849, 26320), (2960, 25333), (3080, 24346), (3256, 23030), (3290, 22792), (3478, 21560), (3619, 20720), (3626, 20680), (3760, 19943), (3920, 19129), (4070, 18424), (4136, 18130), (4144, 18095), (4312, 17390), (4606, 16280), (5170, 14504), (5180, 14476), (5264, 14245), (5390, 13912), (5698, 13160), (6160, 12173), (6512, 11515), (6580, 11396), (6956, 10780), (7238, 10360), (7252, 10340), (8140, 9212), (8272, 9065), (8624, 8695)]