171189340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{307}}^1\times {\mathrm{569}}^1$

素因数の和:899

約数の個数: 72

約数和(自身を含む): 420290640

約数和(自身を除く): 249101300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 307, 490, 569, 614, 980, 1138, 1228, 1535, 2149, 2276, 2845, 3070, 3983, 4298, 5690, 6140, 7966, 8596, 10745, 11380, 15043, 15932, 19915, 21490, 27881, 30086, 39830, 42980, 55762, 60172, 75215, 79660, 111524, 139405, 150430, 174683, 278810, 300860, 349366, 557620, 698732, 873415, 1222781, 1746830, 2445562, 3493660, 4891124, 6113905, 8559467, 12227810, 17118934, 24455620, 34237868, 42797335, 85594670, 171189340]

約数ペア:

[(1, 171189340), (2, 85594670), (4, 42797335), (5, 34237868), (7, 24455620), (10, 17118934), (14, 12227810), (20, 8559467), (28, 6113905), (35, 4891124), (49, 3493660), (70, 2445562), (98, 1746830), (140, 1222781), (196, 873415), (245, 698732), (307, 557620), (490, 349366), (569, 300860), (614, 278810), (980, 174683), (1138, 150430), (1228, 139405), (1535, 111524), (2149, 79660), (2276, 75215), (2845, 60172), (3070, 55762), (3983, 42980), (4298, 39830), (5690, 30086), (6140, 27881), (7966, 21490), (8596, 19915), (10745, 15932), (11380, 15043)]