216986520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1151}}^1\times {\mathrm{1571}}^1$

素因数の和:2736

約数の個数: 64

約数和(自身を含む): 651939840

約数和(自身を除く): 434953320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1151, 1571, 2302, 3142, 3453, 4604, 4713, 5755, 6284, 6906, 7855, 9208, 9426, 11510, 12568, 13812, 15710, 17265, 18852, 23020, 23565, 27624, 31420, 34530, 37704, 46040, 47130, 62840, 69060, 94260, 138120, 188520, 1808221, 3616442, 5424663, 7232884, 9041105, 10849326, 14465768, 18082210, 21698652, 27123315, 36164420, 43397304, 54246630, 72328840, 108493260, 216986520]

約数ペア:

[(1, 216986520), (2, 108493260), (3, 72328840), (4, 54246630), (5, 43397304), (6, 36164420), (8, 27123315), (10, 21698652), (12, 18082210), (15, 14465768), (20, 10849326), (24, 9041105), (30, 7232884), (40, 5424663), (60, 3616442), (120, 1808221), (1151, 188520), (1571, 138120), (2302, 94260), (3142, 69060), (3453, 62840), (4604, 47130), (4713, 46040), (5755, 37704), (6284, 34530), (6906, 31420), (7855, 27624), (9208, 23565), (9426, 23020), (11510, 18852), (12568, 17265), (13812, 15710)]