91321980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{80107}}^1$

素因数の和:80138

約数の個数: 48

約数和(自身を含む): 269162880

約数和(自身を除く): 177840900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 80107, 160214, 240321, 320428, 400535, 480642, 801070, 961284, 1201605, 1522033, 1602140, 2403210, 3044066, 4566099, 4806420, 6088132, 7610165, 9132198, 15220330, 18264396, 22830495, 30440660, 45660990, 91321980]

約数ペア:

[(1, 91321980), (2, 45660990), (3, 30440660), (4, 22830495), (5, 18264396), (6, 15220330), (10, 9132198), (12, 7610165), (15, 6088132), (19, 4806420), (20, 4566099), (30, 3044066), (38, 2403210), (57, 1602140), (60, 1522033), (76, 1201605), (95, 961284), (114, 801070), (190, 480642), (228, 400535), (285, 320428), (380, 240321), (570, 160214), (1140, 80107)]