266997564

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{269}}^1\times {\mathrm{349}}^1$

素因数の和:707

約数の個数: 72

約数和(自身を含む): 687960000

約数和(自身を除く): 420962436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 158, 237, 269, 316, 349, 474, 538, 698, 711, 807, 948, 1047, 1076, 1396, 1422, 1614, 2094, 2421, 2844, 3141, 3228, 4188, 4842, 6282, 9684, 12564, 21251, 27571, 42502, 55142, 63753, 82713, 85004, 93881, 110284, 127506, 165426, 187762, 191259, 248139, 255012, 281643, 330852, 375524, 382518, 496278, 563286, 765036, 844929, 992556, 1126572, 1689858, 3379716, 7416599, 14833198, 22249797, 29666396, 44499594, 66749391, 88999188, 133498782, 266997564]

約数ペア:

[(1, 266997564), (2, 133498782), (3, 88999188), (4, 66749391), (6, 44499594), (9, 29666396), (12, 22249797), (18, 14833198), (36, 7416599), (79, 3379716), (158, 1689858), (237, 1126572), (269, 992556), (316, 844929), (349, 765036), (474, 563286), (538, 496278), (698, 382518), (711, 375524), (807, 330852), (948, 281643), (1047, 255012), (1076, 248139), (1396, 191259), (1422, 187762), (1614, 165426), (2094, 127506), (2421, 110284), (2844, 93881), (3141, 85004), (3228, 82713), (4188, 63753), (4842, 55142), (6282, 42502), (9684, 27571), (12564, 21251)]