90502860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{215483}}^1$

素因数の和:215502

約数の個数: 48

約数和(自身を含む): 289610496

約数和(自身を除く): 199107636

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 215483, 430966, 646449, 861932, 1077415, 1292898, 1508381, 2154830, 2585796, 3016762, 3232245, 4309660, 4525143, 6033524, 6464490, 7541905, 9050286, 12928980, 15083810, 18100572, 22625715, 30167620, 45251430, 90502860]

約数ペア:

[(1, 90502860), (2, 45251430), (3, 30167620), (4, 22625715), (5, 18100572), (6, 15083810), (7, 12928980), (10, 9050286), (12, 7541905), (14, 6464490), (15, 6033524), (20, 4525143), (21, 4309660), (28, 3232245), (30, 3016762), (35, 2585796), (42, 2154830), (60, 1508381), (70, 1292898), (84, 1077415), (105, 861932), (140, 646449), (210, 430966), (420, 215483)]