13051980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1229}}^1$

素因数の和:1303

約数の個数: 72

約数和(自身を含む): 40294800

約数和(自身を除く): 27242820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1229, 1770, 2124, 2458, 2655, 3540, 3687, 4916, 5310, 6145, 7374, 10620, 11061, 12290, 14748, 18435, 22122, 24580, 36870, 44244, 55305, 72511, 73740, 110610, 145022, 217533, 221220, 290044, 362555, 435066, 652599, 725110, 870132, 1087665, 1305198, 1450220, 2175330, 2610396, 3262995, 4350660, 6525990, 13051980]

約数ペア:

[(1, 13051980), (2, 6525990), (3, 4350660), (4, 3262995), (5, 2610396), (6, 2175330), (9, 1450220), (10, 1305198), (12, 1087665), (15, 870132), (18, 725110), (20, 652599), (30, 435066), (36, 362555), (45, 290044), (59, 221220), (60, 217533), (90, 145022), (118, 110610), (177, 73740), (180, 72511), (236, 55305), (295, 44244), (354, 36870), (531, 24580), (590, 22122), (708, 18435), (885, 14748), (1062, 12290), (1180, 11061), (1229, 10620), (1770, 7374), (2124, 6145), (2458, 5310), (2655, 4916), (3540, 3687)]