205156920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{8951}}^1$

素因数の和:9156

約数の個数: 64

約数和(自身を含む): 618762240

約数和(自身を除く): 413605320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 191, 382, 573, 764, 955, 1146, 1528, 1910, 2292, 2865, 3820, 4584, 5730, 7640, 8951, 11460, 17902, 22920, 26853, 35804, 44755, 53706, 71608, 89510, 107412, 134265, 179020, 214824, 268530, 358040, 537060, 1074120, 1709641, 3419282, 5128923, 6838564, 8548205, 10257846, 13677128, 17096410, 20515692, 25644615, 34192820, 41031384, 51289230, 68385640, 102578460, 205156920]

約数ペア:

[(1, 205156920), (2, 102578460), (3, 68385640), (4, 51289230), (5, 41031384), (6, 34192820), (8, 25644615), (10, 20515692), (12, 17096410), (15, 13677128), (20, 10257846), (24, 8548205), (30, 6838564), (40, 5128923), (60, 3419282), (120, 1709641), (191, 1074120), (382, 537060), (573, 358040), (764, 268530), (955, 214824), (1146, 179020), (1528, 134265), (1910, 107412), (2292, 89510), (2865, 71608), (3820, 53706), (4584, 44755), (5730, 35804), (7640, 26853), (8951, 22920), (11460, 17902)]