284940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1583}}^1$

素因数の和:1598

約数の個数: 36

約数和(自身を含む): 864864

約数和(自身を除く): 579924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1583, 3166, 4749, 6332, 7915, 9498, 14247, 15830, 18996, 23745, 28494, 31660, 47490, 56988, 71235, 94980, 142470, 284940]

約数ペア:

[(1, 284940), (2, 142470), (3, 94980), (4, 71235), (5, 56988), (6, 47490), (9, 31660), (10, 28494), (12, 23745), (15, 18996), (18, 15830), (20, 14247), (30, 9498), (36, 7915), (45, 6332), (60, 4749), (90, 3166), (180, 1583)]