71904060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2207}}^1$

素因数の和:2403

約数の個数: 72

約数和(自身を含む): 219413376

約数和(自身を除く): 147509316

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 181, 362, 543, 724, 905, 1086, 1629, 1810, 2172, 2207, 2715, 3258, 3620, 4414, 5430, 6516, 6621, 8145, 8828, 10860, 11035, 13242, 16290, 19863, 22070, 26484, 32580, 33105, 39726, 44140, 66210, 79452, 99315, 132420, 198630, 397260, 399467, 798934, 1198401, 1597868, 1997335, 2396802, 3595203, 3994670, 4793604, 5992005, 7190406, 7989340, 11984010, 14380812, 17976015, 23968020, 35952030, 71904060]

約数ペア:

[(1, 71904060), (2, 35952030), (3, 23968020), (4, 17976015), (5, 14380812), (6, 11984010), (9, 7989340), (10, 7190406), (12, 5992005), (15, 4793604), (18, 3994670), (20, 3595203), (30, 2396802), (36, 1997335), (45, 1597868), (60, 1198401), (90, 798934), (180, 399467), (181, 397260), (362, 198630), (543, 132420), (724, 99315), (905, 79452), (1086, 66210), (1629, 44140), (1810, 39726), (2172, 33105), (2207, 32580), (2715, 26484), (3258, 22070), (3620, 19863), (4414, 16290), (5430, 13242), (6516, 11035), (6621, 10860), (8145, 8828)]