215019240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{25237}}^1$

素因数の和:25322

約数の個数: 64

約数和(自身を含む): 654168960

約数和(自身を除く): 439149720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520, 25237, 50474, 75711, 100948, 126185, 151422, 201896, 252370, 302844, 378555, 504740, 605688, 757110, 1009480, 1514220, 1791827, 3028440, 3583654, 5375481, 7167308, 8959135, 10750962, 14334616, 17918270, 21501924, 26877405, 35836540, 43003848, 53754810, 71673080, 107509620, 215019240]

約数ペア:

[(1, 215019240), (2, 107509620), (3, 71673080), (4, 53754810), (5, 43003848), (6, 35836540), (8, 26877405), (10, 21501924), (12, 17918270), (15, 14334616), (20, 10750962), (24, 8959135), (30, 7167308), (40, 5375481), (60, 3583654), (71, 3028440), (120, 1791827), (142, 1514220), (213, 1009480), (284, 757110), (355, 605688), (426, 504740), (568, 378555), (710, 302844), (852, 252370), (1065, 201896), (1420, 151422), (1704, 126185), (2130, 100948), (2840, 75711), (4260, 50474), (8520, 25237)]