509998440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{8317}}^1$

素因数の和:8411

約数の個数: 128

約数和(自身を含む): 1772732160

約数和(自身を除く): 1262733720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 73, 84, 105, 120, 140, 146, 168, 210, 219, 280, 292, 365, 420, 438, 511, 584, 730, 840, 876, 1022, 1095, 1460, 1533, 1752, 2044, 2190, 2555, 2920, 3066, 4088, 4380, 5110, 6132, 7665, 8317, 8760, 10220, 12264, 15330, 16634, 20440, 24951, 30660, 33268, 41585, 49902, 58219, 61320, 66536, 83170, 99804, 116438, 124755, 166340, 174657, 199608, 232876, 249510, 291095, 332680, 349314, 465752, 499020, 582190, 607141, 698628, 873285, 998040, 1164380, 1214282, 1397256, 1746570, 1821423, 2328760, 2428564, 3035705, 3493140, 3642846, 4249987, 4857128, 6071410, 6986280, 7285692, 8499974, 9107115, 12142820, 12749961, 14571384, 16999948, 18214230, 21249935, 24285640, 25499922, 33999896, 36428460, 42499870, 50999844, 63749805, 72856920, 84999740, 101999688, 127499610, 169999480, 254999220, 509998440]

約数ペア:

[(1, 509998440), (2, 254999220), (3, 169999480), (4, 127499610), (5, 101999688), (6, 84999740), (7, 72856920), (8, 63749805), (10, 50999844), (12, 42499870), (14, 36428460), (15, 33999896), (20, 25499922), (21, 24285640), (24, 21249935), (28, 18214230), (30, 16999948), (35, 14571384), (40, 12749961), (42, 12142820), (56, 9107115), (60, 8499974), (70, 7285692), (73, 6986280), (84, 6071410), (105, 4857128), (120, 4249987), (140, 3642846), (146, 3493140), (168, 3035705), (210, 2428564), (219, 2328760), (280, 1821423), (292, 1746570), (365, 1397256), (420, 1214282), (438, 1164380), (511, 998040), (584, 873285), (730, 698628), (840, 607141), (876, 582190), (1022, 499020), (1095, 465752), (1460, 349314), (1533, 332680), (1752, 291095), (2044, 249510), (2190, 232876), (2555, 199608), (2920, 174657), (3066, 166340), (4088, 124755), (4380, 116438), (5110, 99804), (6132, 83170), (7665, 66536), (8317, 61320), (8760, 58219), (10220, 49902), (12264, 41585), (15330, 33268), (16634, 30660), (20440, 24951)]