178966140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{10321}}^1$

素因数の和:10367

約数の個数: 72

約数和(自身を含む): 532367472

約数和(自身を除く): 353401332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 289, 340, 510, 578, 867, 1020, 1156, 1445, 1734, 2890, 3468, 4335, 5780, 8670, 10321, 17340, 20642, 30963, 41284, 51605, 61926, 103210, 123852, 154815, 175457, 206420, 309630, 350914, 526371, 619260, 701828, 877285, 1052742, 1754570, 2105484, 2631855, 2982769, 3509140, 5263710, 5965538, 8948307, 10527420, 11931076, 14913845, 17896614, 29827690, 35793228, 44741535, 59655380, 89483070, 178966140]

約数ペア:

[(1, 178966140), (2, 89483070), (3, 59655380), (4, 44741535), (5, 35793228), (6, 29827690), (10, 17896614), (12, 14913845), (15, 11931076), (17, 10527420), (20, 8948307), (30, 5965538), (34, 5263710), (51, 3509140), (60, 2982769), (68, 2631855), (85, 2105484), (102, 1754570), (170, 1052742), (204, 877285), (255, 701828), (289, 619260), (340, 526371), (510, 350914), (578, 309630), (867, 206420), (1020, 175457), (1156, 154815), (1445, 123852), (1734, 103210), (2890, 61926), (3468, 51605), (4335, 41284), (5780, 30963), (8670, 20642), (10321, 17340)]