56680020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2441}}^1$

素因数の和:2502

約数の個数: 96

約数和(自身を含む): 180512640

約数和(自身を除く): 123832620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 86, 90, 108, 129, 135, 172, 180, 215, 258, 270, 387, 430, 516, 540, 645, 774, 860, 1161, 1290, 1548, 1935, 2322, 2441, 2580, 3870, 4644, 4882, 5805, 7323, 7740, 9764, 11610, 12205, 14646, 21969, 23220, 24410, 29292, 36615, 43938, 48820, 65907, 73230, 87876, 104963, 109845, 131814, 146460, 209926, 219690, 263628, 314889, 329535, 419852, 439380, 524815, 629778, 659070, 944667, 1049630, 1259556, 1318140, 1574445, 1889334, 2099260, 2834001, 3148890, 3778668, 4723335, 5668002, 6297780, 9446670, 11336004, 14170005, 18893340, 28340010, 56680020]

約数ペア:

[(1, 56680020), (2, 28340010), (3, 18893340), (4, 14170005), (5, 11336004), (6, 9446670), (9, 6297780), (10, 5668002), (12, 4723335), (15, 3778668), (18, 3148890), (20, 2834001), (27, 2099260), (30, 1889334), (36, 1574445), (43, 1318140), (45, 1259556), (54, 1049630), (60, 944667), (86, 659070), (90, 629778), (108, 524815), (129, 439380), (135, 419852), (172, 329535), (180, 314889), (215, 263628), (258, 219690), (270, 209926), (387, 146460), (430, 131814), (516, 109845), (540, 104963), (645, 87876), (774, 73230), (860, 65907), (1161, 48820), (1290, 43938), (1548, 36615), (1935, 29292), (2322, 24410), (2441, 23220), (2580, 21969), (3870, 14646), (4644, 12205), (4882, 11610), (5805, 9764), (7323, 7740)]