88189740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{489943}}^1$

素因数の和:489958

約数の個数: 36

約数和(自身を含む): 267509424

約数和(自身を除く): 179319684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 489943, 979886, 1469829, 1959772, 2449715, 2939658, 4409487, 4899430, 5879316, 7349145, 8818974, 9798860, 14698290, 17637948, 22047435, 29396580, 44094870, 88189740]

約数ペア:

[(1, 88189740), (2, 44094870), (3, 29396580), (4, 22047435), (5, 17637948), (6, 14698290), (9, 9798860), (10, 8818974), (12, 7349145), (15, 5879316), (18, 4899430), (20, 4409487), (30, 2939658), (36, 2449715), (45, 1959772), (60, 1469829), (90, 979886), (180, 489943)]