155984240

素因数分解:

$2^4\times 5^1\times {\mathrm{277}}^1\times {\mathrm{7039}}^1$

素因数の和:7329

約数の個数: 40

約数和(自身を含む): 364024320

約数和(自身を除く): 208040080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 277, 554, 1108, 1385, 2216, 2770, 4432, 5540, 7039, 11080, 14078, 22160, 28156, 35195, 56312, 70390, 112624, 140780, 281560, 563120, 1949803, 3899606, 7799212, 9749015, 15598424, 19498030, 31196848, 38996060, 77992120, 155984240]

約数ペア:

[(1, 155984240), (2, 77992120), (4, 38996060), (5, 31196848), (8, 19498030), (10, 15598424), (16, 9749015), (20, 7799212), (40, 3899606), (80, 1949803), (277, 563120), (554, 281560), (1108, 140780), (1385, 112624), (2216, 70390), (2770, 56312), (4432, 35195), (5540, 28156), (7039, 22160), (11080, 14078)]