258388380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{159499}}^1$

素因数の和:159520

約数の個数: 60

約数和(自身を含む): 810579000

約数和(自身を除く): 552190620

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, 159499, 318998, 478497, 637996, 797495, 956994, 1435491, 1594990, 1913988, 2392485, 2870982, 3189980, 4306473, 4784970, 5741964, 7177455, 8612946, 9569940, 12919419, 14354910, 17225892, 21532365, 25838838, 28709820, 43064730, 51677676, 64597095, 86129460, 129194190, 258388380]

約数ペア:

[(1, 258388380), (2, 129194190), (3, 86129460), (4, 64597095), (5, 51677676), (6, 43064730), (9, 28709820), (10, 25838838), (12, 21532365), (15, 17225892), (18, 14354910), (20, 12919419), (27, 9569940), (30, 8612946), (36, 7177455), (45, 5741964), (54, 4784970), (60, 4306473), (81, 3189980), (90, 2870982), (108, 2392485), (135, 1913988), (162, 1594990), (180, 1435491), (270, 956994), (324, 797495), (405, 637996), (540, 478497), (810, 318998), (1620, 159499)]