90915180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{1487}}^1$

素因数の和:2518

約数の個数: 48

約数和(自身を含む): 254983680

約数和(自身を除く): 164068500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1019, 1487, 2038, 2974, 3057, 4076, 4461, 5095, 5948, 6114, 7435, 8922, 10190, 12228, 14870, 15285, 17844, 20380, 22305, 29740, 30570, 44610, 61140, 89220, 1515253, 3030506, 4545759, 6061012, 7576265, 9091518, 15152530, 18183036, 22728795, 30305060, 45457590, 90915180]

約数ペア:

[(1, 90915180), (2, 45457590), (3, 30305060), (4, 22728795), (5, 18183036), (6, 15152530), (10, 9091518), (12, 7576265), (15, 6061012), (20, 4545759), (30, 3030506), (60, 1515253), (1019, 89220), (1487, 61140), (2038, 44610), (2974, 30570), (3057, 29740), (4076, 22305), (4461, 20380), (5095, 17844), (5948, 15285), (6114, 14870), (7435, 12228), (8922, 10190)]