254330520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{29851}}^1$

素因数の和:29936

約数の個数: 64

約数和(自身を含む): 773763840

約数和(自身を除く): 519433320

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, 29851, 59702, 89553, 119404, 149255, 179106, 238808, 298510, 358212, 447765, 597020, 716424, 895530, 1194040, 1791060, 2119421, 3582120, 4238842, 6358263, 8477684, 10597105, 12716526, 16955368, 21194210, 25433052, 31791315, 42388420, 50866104, 63582630, 84776840, 127165260, 254330520]

約数ペア:

[(1, 254330520), (2, 127165260), (3, 84776840), (4, 63582630), (5, 50866104), (6, 42388420), (8, 31791315), (10, 25433052), (12, 21194210), (15, 16955368), (20, 12716526), (24, 10597105), (30, 8477684), (40, 6358263), (60, 4238842), (71, 3582120), (120, 2119421), (142, 1791060), (213, 1194040), (284, 895530), (355, 716424), (426, 597020), (568, 447765), (710, 358212), (852, 298510), (1065, 238808), (1420, 179106), (1704, 149255), (2130, 119404), (2840, 89553), (4260, 59702), (8520, 29851)]