27205020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{421}}^1$

素因数の和:795

約数の個数: 72

約数和(自身を含む): 82948320

約数和(自身を除く): 55743300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 359, 421, 718, 842, 1077, 1263, 1436, 1684, 1795, 2105, 2154, 2526, 3231, 3590, 3789, 4210, 4308, 5052, 5385, 6315, 6462, 7180, 7578, 8420, 10770, 12630, 12924, 15156, 16155, 18945, 21540, 25260, 32310, 37890, 64620, 75780, 151139, 302278, 453417, 604556, 755695, 906834, 1360251, 1511390, 1813668, 2267085, 2720502, 3022780, 4534170, 5441004, 6801255, 9068340, 13602510, 27205020]

約数ペア:

[(1, 27205020), (2, 13602510), (3, 9068340), (4, 6801255), (5, 5441004), (6, 4534170), (9, 3022780), (10, 2720502), (12, 2267085), (15, 1813668), (18, 1511390), (20, 1360251), (30, 906834), (36, 755695), (45, 604556), (60, 453417), (90, 302278), (180, 151139), (359, 75780), (421, 64620), (718, 37890), (842, 32310), (1077, 25260), (1263, 21540), (1436, 18945), (1684, 16155), (1795, 15156), (2105, 12924), (2154, 12630), (2526, 10770), (3231, 8420), (3590, 7578), (3789, 7180), (4210, 6462), (4308, 6315), (5052, 5385)]