72558180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{44789}}^1$

素因数の和:44810

約数の個数: 60

約数和(自身を含む): 227622780

約数和(自身を除く): 155064600

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 44789, 89578, 134367, 179156, 223945, 268734, 403101, 447890, 537468, 671835, 806202, 895780, 1209303, 1343670, 1612404, 2015505, 2418606, 2687340, 3627909, 4031010, 4837212, 6046515, 7255818, 8062020, 12093030, 14511636, 18139545, 24186060, 36279090, 72558180]

約数ペア:

[(1, 72558180), (2, 36279090), (3, 24186060), (4, 18139545), (5, 14511636), (6, 12093030), (9, 8062020), (10, 7255818), (12, 6046515), (15, 4837212), (18, 4031010), (20, 3627909), (27, 2687340), (30, 2418606), (36, 2015505), (45, 1612404), (54, 1343670), (60, 1209303), (81, 895780), (90, 806202), (108, 671835), (135, 537468), (162, 447890), (180, 403101), (270, 268734), (324, 223945), (405, 179156), (540, 134367), (810, 89578), (1620, 44789)]