90648180

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{23981}}^1$

素因数の和:24006

約数の個数: 96

約数和(自身を含む): 322318080

約数和(自身を除く): 231669900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 23981, 47962, 71943, 95924, 119905, 143886, 167867, 215829, 239810, 287772, 335734, 359715, 431658, 479620, 503601, 647487, 671468, 719430, 839335, 863316, 1007202, 1079145, 1294974, 1438860, 1510803, 1678670, 2014404, 2158290, 2518005, 2589948, 3021606, 3237435, 3357340, 4316580, 4532409, 5036010, 6043212, 6474870, 7554015, 9064818, 10072020, 12949740, 15108030, 18129636, 22662045, 30216060, 45324090, 90648180]

約数ペア:

[(1, 90648180), (2, 45324090), (3, 30216060), (4, 22662045), (5, 18129636), (6, 15108030), (7, 12949740), (9, 10072020), (10, 9064818), (12, 7554015), (14, 6474870), (15, 6043212), (18, 5036010), (20, 4532409), (21, 4316580), (27, 3357340), (28, 3237435), (30, 3021606), (35, 2589948), (36, 2518005), (42, 2158290), (45, 2014404), (54, 1678670), (60, 1510803), (63, 1438860), (70, 1294974), (84, 1079145), (90, 1007202), (105, 863316), (108, 839335), (126, 719430), (135, 671468), (140, 647487), (180, 503601), (189, 479620), (210, 431658), (252, 359715), (270, 335734), (315, 287772), (378, 239810), (420, 215829), (540, 167867), (630, 143886), (756, 119905), (945, 95924), (1260, 71943), (1890, 47962), (3780, 23981)]