90465720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1091}}^1$

素因数の和:1796

約数の個数: 64

約数和(自身を含む): 272039040

約数和(自身を除く): 181573320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 691, 1091, 1382, 2073, 2182, 2764, 3273, 3455, 4146, 4364, 5455, 5528, 6546, 6910, 8292, 8728, 10365, 10910, 13092, 13820, 16365, 16584, 20730, 21820, 26184, 27640, 32730, 41460, 43640, 65460, 82920, 130920, 753881, 1507762, 2261643, 3015524, 3769405, 4523286, 6031048, 7538810, 9046572, 11308215, 15077620, 18093144, 22616430, 30155240, 45232860, 90465720]

約数ペア:

[(1, 90465720), (2, 45232860), (3, 30155240), (4, 22616430), (5, 18093144), (6, 15077620), (8, 11308215), (10, 9046572), (12, 7538810), (15, 6031048), (20, 4523286), (24, 3769405), (30, 3015524), (40, 2261643), (60, 1507762), (120, 753881), (691, 130920), (1091, 82920), (1382, 65460), (2073, 43640), (2182, 41460), (2764, 32730), (3273, 27640), (3455, 26184), (4146, 21820), (4364, 20730), (5455, 16584), (5528, 16365), (6546, 13820), (6910, 13092), (8292, 10910), (8728, 10365)]