220847480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{4723}}^1$

素因数の和:4908

約数の個数: 64

約数和(自身を含む): 571415040

約数和(自身を除く): 350567560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 167, 280, 334, 668, 835, 1169, 1336, 1670, 2338, 3340, 4676, 4723, 5845, 6680, 9352, 9446, 11690, 18892, 23380, 23615, 33061, 37784, 46760, 47230, 66122, 94460, 132244, 165305, 188920, 264488, 330610, 661220, 788741, 1322440, 1577482, 3154964, 3943705, 5521187, 6309928, 7887410, 11042374, 15774820, 22084748, 27605935, 31549640, 44169496, 55211870, 110423740, 220847480]

約数ペア:

[(1, 220847480), (2, 110423740), (4, 55211870), (5, 44169496), (7, 31549640), (8, 27605935), (10, 22084748), (14, 15774820), (20, 11042374), (28, 7887410), (35, 6309928), (40, 5521187), (56, 3943705), (70, 3154964), (140, 1577482), (167, 1322440), (280, 788741), (334, 661220), (668, 330610), (835, 264488), (1169, 188920), (1336, 165305), (1670, 132244), (2338, 94460), (3340, 66122), (4676, 47230), (4723, 46760), (5845, 37784), (6680, 33061), (9352, 23615), (9446, 23380), (11690, 18892)]