139321280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^2$

素因数の和:143

約数の個数: 168

約数和(自身を含む): 399129504

約数和(自身を除く): 259808224

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 41, 56, 64, 70, 74, 80, 82, 112, 140, 148, 160, 164, 185, 205, 224, 259, 280, 287, 296, 320, 328, 370, 410, 448, 518, 560, 574, 592, 656, 740, 820, 1036, 1120, 1148, 1184, 1295, 1312, 1435, 1480, 1517, 1640, 1681, 2072, 2240, 2296, 2368, 2590, 2624, 2870, 2960, 3034, 3280, 3362, 4144, 4592, 5180, 5740, 5920, 6068, 6560, 6724, 7585, 8288, 8405, 9184, 10360, 10619, 11480, 11767, 11840, 12136, 13120, 13448, 15170, 16576, 16810, 18368, 20720, 21238, 22960, 23534, 24272, 26896, 30340, 33620, 41440, 42476, 45920, 47068, 48544, 53095, 53792, 58835, 60680, 62197, 67240, 82880, 84952, 91840, 94136, 97088, 106190, 107584, 117670, 121360, 124394, 134480, 169904, 188272, 212380, 235340, 242720, 248788, 268960, 310985, 339808, 376544, 424760, 435379, 470680, 485440, 497576, 537920, 621970, 679616, 753088, 849520, 870758, 941360, 995152, 1243940, 1699040, 1741516, 1882720, 1990304, 2176895, 2487880, 3398080, 3483032, 3765440, 3980608, 4353790, 4975760, 6966064, 8707580, 9951520, 13932128, 17415160, 19903040, 27864256, 34830320, 69660640, 139321280]

約数ペア:

[(1, 139321280), (2, 69660640), (4, 34830320), (5, 27864256), (7, 19903040), (8, 17415160), (10, 13932128), (14, 9951520), (16, 8707580), (20, 6966064), (28, 4975760), (32, 4353790), (35, 3980608), (37, 3765440), (40, 3483032), (41, 3398080), (56, 2487880), (64, 2176895), (70, 1990304), (74, 1882720), (80, 1741516), (82, 1699040), (112, 1243940), (140, 995152), (148, 941360), (160, 870758), (164, 849520), (185, 753088), (205, 679616), (224, 621970), (259, 537920), (280, 497576), (287, 485440), (296, 470680), (320, 435379), (328, 424760), (370, 376544), (410, 339808), (448, 310985), (518, 268960), (560, 248788), (574, 242720), (592, 235340), (656, 212380), (740, 188272), (820, 169904), (1036, 134480), (1120, 124394), (1148, 121360), (1184, 117670), (1295, 107584), (1312, 106190), (1435, 97088), (1480, 94136), (1517, 91840), (1640, 84952), (1681, 82880), (2072, 67240), (2240, 62197), (2296, 60680), (2368, 58835), (2590, 53792), (2624, 53095), (2870, 48544), (2960, 47068), (3034, 45920), (3280, 42476), (3362, 41440), (4144, 33620), (4592, 30340), (5180, 26896), (5740, 24272), (5920, 23534), (6068, 22960), (6560, 21238), (6724, 20720), (7585, 18368), (8288, 16810), (8405, 16576), (9184, 15170), (10360, 13448), (10619, 13120), (11480, 12136), (11767, 11840)]