68906520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{691}}^1$

素因数の和:985

約数の個数: 96

約数和(自身を含む): 225079920

約数和(自身を除く): 156173400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 277, 360, 554, 691, 831, 1108, 1382, 1385, 1662, 2073, 2216, 2493, 2764, 2770, 3324, 3455, 4146, 4155, 4986, 5528, 5540, 6219, 6648, 6910, 8292, 8310, 9972, 10365, 11080, 12438, 12465, 13820, 16584, 16620, 19944, 20730, 24876, 24930, 27640, 31095, 33240, 41460, 49752, 49860, 62190, 82920, 99720, 124380, 191407, 248760, 382814, 574221, 765628, 957035, 1148442, 1531256, 1722663, 1914070, 2296884, 2871105, 3445326, 3828140, 4593768, 5742210, 6890652, 7656280, 8613315, 11484420, 13781304, 17226630, 22968840, 34453260, 68906520]

約数ペア:

[(1, 68906520), (2, 34453260), (3, 22968840), (4, 17226630), (5, 13781304), (6, 11484420), (8, 8613315), (9, 7656280), (10, 6890652), (12, 5742210), (15, 4593768), (18, 3828140), (20, 3445326), (24, 2871105), (30, 2296884), (36, 1914070), (40, 1722663), (45, 1531256), (60, 1148442), (72, 957035), (90, 765628), (120, 574221), (180, 382814), (277, 248760), (360, 191407), (554, 124380), (691, 99720), (831, 82920), (1108, 62190), (1382, 49860), (1385, 49752), (1662, 41460), (2073, 33240), (2216, 31095), (2493, 27640), (2764, 24930), (2770, 24876), (3324, 20730), (3455, 19944), (4146, 16620), (4155, 16584), (4986, 13820), (5528, 12465), (5540, 12438), (6219, 11080), (6648, 10365), (6910, 9972), (8292, 8310)]