31382160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{571}}^1$

素因数の和:816

約数の個数: 80

約数和(自身を含む): 97880640

約数和(自身を除く): 66498480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 229, 240, 458, 571, 687, 916, 1142, 1145, 1374, 1713, 1832, 2284, 2290, 2748, 2855, 3426, 3435, 3664, 4568, 4580, 5496, 5710, 6852, 6870, 8565, 9136, 9160, 10992, 11420, 13704, 13740, 17130, 18320, 22840, 27408, 27480, 34260, 45680, 54960, 68520, 130759, 137040, 261518, 392277, 523036, 653795, 784554, 1046072, 1307590, 1569108, 1961385, 2092144, 2615180, 3138216, 3922770, 5230360, 6276432, 7845540, 10460720, 15691080, 31382160]

約数ペア:

[(1, 31382160), (2, 15691080), (3, 10460720), (4, 7845540), (5, 6276432), (6, 5230360), (8, 3922770), (10, 3138216), (12, 2615180), (15, 2092144), (16, 1961385), (20, 1569108), (24, 1307590), (30, 1046072), (40, 784554), (48, 653795), (60, 523036), (80, 392277), (120, 261518), (229, 137040), (240, 130759), (458, 68520), (571, 54960), (687, 45680), (916, 34260), (1142, 27480), (1145, 27408), (1374, 22840), (1713, 18320), (1832, 17130), (2284, 13740), (2290, 13704), (2748, 11420), (2855, 10992), (3426, 9160), (3435, 9136), (3664, 8565), (4568, 6870), (4580, 6852), (5496, 5710)]