69660640

素因数分解:

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

素因数の和:141

約数の個数: 144

約数和(自身を含む): 197993376

約数和(自身を除く): 128332736

約数列:

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

約数ペア:

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