28623780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17669}}^1$

素因数の和:17690

約数の個数: 60

約数和(自身を含む): 89798940

約数和(自身を除く): 61175160

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, 17669, 35338, 53007, 70676, 88345, 106014, 159021, 176690, 212028, 265035, 318042, 353380, 477063, 530070, 636084, 795105, 954126, 1060140, 1431189, 1590210, 1908252, 2385315, 2862378, 3180420, 4770630, 5724756, 7155945, 9541260, 14311890, 28623780]

約数ペア:

[(1, 28623780), (2, 14311890), (3, 9541260), (4, 7155945), (5, 5724756), (6, 4770630), (9, 3180420), (10, 2862378), (12, 2385315), (15, 1908252), (18, 1590210), (20, 1431189), (27, 1060140), (30, 954126), (36, 795105), (45, 636084), (54, 530070), (60, 477063), (81, 353380), (90, 318042), (108, 265035), (135, 212028), (162, 176690), (180, 159021), (270, 106014), (324, 88345), (405, 70676), (540, 53007), (810, 35338), (1620, 17669)]