328354960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{216023}}^1$

素因数の和:216055

約数の個数: 40

約数和(自身を含む): 803609280

約数和(自身を除く): 475254320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 216023, 432046, 864092, 1080115, 1728184, 2160230, 3456368, 4104437, 4320460, 8208874, 8640920, 16417748, 17281840, 20522185, 32835496, 41044370, 65670992, 82088740, 164177480, 328354960]

約数ペア:

[(1, 328354960), (2, 164177480), (4, 82088740), (5, 65670992), (8, 41044370), (10, 32835496), (16, 20522185), (19, 17281840), (20, 16417748), (38, 8640920), (40, 8208874), (76, 4320460), (80, 4104437), (95, 3456368), (152, 2160230), (190, 1728184), (304, 1080115), (380, 864092), (760, 432046), (1520, 216023)]