137664240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{81943}}^1$

素因数の和:81966

約数の個数: 80

約数和(自身を含む): 487730688

約数和(自身を除く): 350066448

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 81943, 163886, 245829, 327772, 409715, 491658, 573601, 655544, 819430, 983316, 1147202, 1229145, 1311088, 1638860, 1720803, 1966632, 2294404, 2458290, 2868005, 3277720, 3441606, 3933264, 4588808, 4916580, 5736010, 6555440, 6883212, 8604015, 9177616, 9833160, 11472020, 13766424, 17208030, 19666320, 22944040, 27532848, 34416060, 45888080, 68832120, 137664240]

約数ペア:

[(1, 137664240), (2, 68832120), (3, 45888080), (4, 34416060), (5, 27532848), (6, 22944040), (7, 19666320), (8, 17208030), (10, 13766424), (12, 11472020), (14, 9833160), (15, 9177616), (16, 8604015), (20, 6883212), (21, 6555440), (24, 5736010), (28, 4916580), (30, 4588808), (35, 3933264), (40, 3441606), (42, 3277720), (48, 2868005), (56, 2458290), (60, 2294404), (70, 1966632), (80, 1720803), (84, 1638860), (105, 1311088), (112, 1229145), (120, 1147202), (140, 983316), (168, 819430), (210, 655544), (240, 573601), (280, 491658), (336, 409715), (420, 327772), (560, 245829), (840, 163886), (1680, 81943)]