316492640

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{63809}}^1$

素因数の和:63855

約数の個数: 48

約数和(自身を含む): 771845760

約数和(自身を除く): 455353120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 63809, 127618, 255236, 319045, 510472, 638090, 1020944, 1276180, 1978079, 2041888, 2552360, 3956158, 5104720, 7912316, 9890395, 10209440, 15824632, 19780790, 31649264, 39561580, 63298528, 79123160, 158246320, 316492640]

約数ペア:

[(1, 316492640), (2, 158246320), (4, 79123160), (5, 63298528), (8, 39561580), (10, 31649264), (16, 19780790), (20, 15824632), (31, 10209440), (32, 9890395), (40, 7912316), (62, 5104720), (80, 3956158), (124, 2552360), (155, 2041888), (160, 1978079), (248, 1276180), (310, 1020944), (496, 638090), (620, 510472), (992, 319045), (1240, 255236), (2480, 127618), (4960, 63809)]