29975580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{691}}^1$

素因数の和:947

約数の個数: 72

約数和(自身を含む): 91435344

約数和(自身を除く): 61459764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 241, 482, 691, 723, 964, 1205, 1382, 1446, 2073, 2169, 2410, 2764, 2892, 3455, 3615, 4146, 4338, 4820, 6219, 6910, 7230, 8292, 8676, 10365, 10845, 12438, 13820, 14460, 20730, 21690, 24876, 31095, 41460, 43380, 62190, 124380, 166531, 333062, 499593, 666124, 832655, 999186, 1498779, 1665310, 1998372, 2497965, 2997558, 3330620, 4995930, 5995116, 7493895, 9991860, 14987790, 29975580]

約数ペア:

[(1, 29975580), (2, 14987790), (3, 9991860), (4, 7493895), (5, 5995116), (6, 4995930), (9, 3330620), (10, 2997558), (12, 2497965), (15, 1998372), (18, 1665310), (20, 1498779), (30, 999186), (36, 832655), (45, 666124), (60, 499593), (90, 333062), (180, 166531), (241, 124380), (482, 62190), (691, 43380), (723, 41460), (964, 31095), (1205, 24876), (1382, 21690), (1446, 20730), (2073, 14460), (2169, 13820), (2410, 12438), (2764, 10845), (2892, 10365), (3455, 8676), (3615, 8292), (4146, 7230), (4338, 6910), (4820, 6219)]