320304530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{7489}}^1$

素因数の和:7563

約数の個数: 64

約数和(自身を含む): 724792320

約数和(自身を除く): 404487790

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 47, 65, 70, 91, 94, 130, 182, 235, 329, 455, 470, 611, 658, 910, 1222, 1645, 3055, 3290, 4277, 6110, 7489, 8554, 14978, 21385, 37445, 42770, 52423, 74890, 97357, 104846, 194714, 262115, 351983, 486785, 524230, 681499, 703966, 973570, 1362998, 1759915, 2463881, 3407495, 3519830, 4575779, 4927762, 6814990, 9151558, 12319405, 22878895, 24638810, 32030453, 45757790, 64060906, 160152265, 320304530]

約数ペア:

[(1, 320304530), (2, 160152265), (5, 64060906), (7, 45757790), (10, 32030453), (13, 24638810), (14, 22878895), (26, 12319405), (35, 9151558), (47, 6814990), (65, 4927762), (70, 4575779), (91, 3519830), (94, 3407495), (130, 2463881), (182, 1759915), (235, 1362998), (329, 973570), (455, 703966), (470, 681499), (611, 524230), (658, 486785), (910, 351983), (1222, 262115), (1645, 194714), (3055, 104846), (3290, 97357), (4277, 74890), (6110, 52423), (7489, 42770), (8554, 37445), (14978, 21385)]