253920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^2$

素因数の和:64

約数の個数: 72

約数和(自身を含む): 836136

約数和(自身を除く): 582216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 80, 92, 96, 115, 120, 138, 160, 184, 230, 240, 276, 345, 368, 460, 480, 529, 552, 690, 736, 920, 1058, 1104, 1380, 1587, 1840, 2116, 2208, 2645, 2760, 3174, 3680, 4232, 5290, 5520, 6348, 7935, 8464, 10580, 11040, 12696, 15870, 16928, 21160, 25392, 31740, 42320, 50784, 63480, 84640, 126960, 253920]

約数ペア:

[(1, 253920), (2, 126960), (3, 84640), (4, 63480), (5, 50784), (6, 42320), (8, 31740), (10, 25392), (12, 21160), (15, 16928), (16, 15870), (20, 12696), (23, 11040), (24, 10580), (30, 8464), (32, 7935), (40, 6348), (46, 5520), (48, 5290), (60, 4232), (69, 3680), (80, 3174), (92, 2760), (96, 2645), (115, 2208), (120, 2116), (138, 1840), (160, 1587), (184, 1380), (230, 1104), (240, 1058), (276, 920), (345, 736), (368, 690), (460, 552), (480, 529)]