285660

素因数分解:

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

素因数の和:64

約数の個数: 72

約数和(自身を含む): 929040

約数和(自身を除く): 643380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 180, 207, 230, 270, 276, 345, 414, 460, 529, 540, 621, 690, 828, 1035, 1058, 1242, 1380, 1587, 2070, 2116, 2484, 2645, 3105, 3174, 4140, 4761, 5290, 6210, 6348, 7935, 9522, 10580, 12420, 14283, 15870, 19044, 23805, 28566, 31740, 47610, 57132, 71415, 95220, 142830, 285660]

約数ペア:

[(1, 285660), (2, 142830), (3, 95220), (4, 71415), (5, 57132), (6, 47610), (9, 31740), (10, 28566), (12, 23805), (15, 19044), (18, 15870), (20, 14283), (23, 12420), (27, 10580), (30, 9522), (36, 7935), (45, 6348), (46, 6210), (54, 5290), (60, 4761), (69, 4140), (90, 3174), (92, 3105), (108, 2645), (115, 2484), (135, 2116), (138, 2070), (180, 1587), (207, 1380), (230, 1242), (270, 1058), (276, 1035), (345, 828), (414, 690), (460, 621), (529, 540)]