157627920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{656783}}^1$

素因数の和:656799

約数の個数: 40

約数和(自身を含む): 488647296

約数和(自身を除く): 331019376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 656783, 1313566, 1970349, 2627132, 3283915, 3940698, 5254264, 6567830, 7881396, 9851745, 10508528, 13135660, 15762792, 19703490, 26271320, 31525584, 39406980, 52542640, 78813960, 157627920]

約数ペア:

[(1, 157627920), (2, 78813960), (3, 52542640), (4, 39406980), (5, 31525584), (6, 26271320), (8, 19703490), (10, 15762792), (12, 13135660), (15, 10508528), (16, 9851745), (20, 7881396), (24, 6567830), (30, 5254264), (40, 3940698), (48, 3283915), (60, 2627132), (80, 1970349), (120, 1313566), (240, 656783)]