81305160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{677543}}^1$

素因数の和:677557

約数の個数: 32

約数和(自身を含む): 243915840

約数和(自身を除く): 162610680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 677543, 1355086, 2032629, 2710172, 3387715, 4065258, 5420344, 6775430, 8130516, 10163145, 13550860, 16261032, 20326290, 27101720, 40652580, 81305160]

約数ペア:

[(1, 81305160), (2, 40652580), (3, 27101720), (4, 20326290), (5, 16261032), (6, 13550860), (8, 10163145), (10, 8130516), (12, 6775430), (15, 5420344), (20, 4065258), (24, 3387715), (30, 2710172), (40, 2032629), (60, 1355086), (120, 677543)]