251521104

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3931}}^1$

素因数の和:4016

約数の個数: 80

約数和(自身を含む): 686495744

約数和(自身を除く): 434974640

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 43, 48, 62, 86, 93, 124, 129, 172, 186, 248, 258, 344, 372, 496, 516, 688, 744, 1032, 1333, 1488, 2064, 2666, 3931, 3999, 5332, 7862, 7998, 10664, 11793, 15724, 15996, 21328, 23586, 31448, 31992, 47172, 62896, 63984, 94344, 121861, 169033, 188688, 243722, 338066, 365583, 487444, 507099, 676132, 731166, 974888, 1014198, 1352264, 1462332, 1949776, 2028396, 2704528, 2924664, 4056792, 5240023, 5849328, 8113584, 10480046, 15720069, 20960092, 31440138, 41920184, 62880276, 83840368, 125760552, 251521104]

約数ペア:

[(1, 251521104), (2, 125760552), (3, 83840368), (4, 62880276), (6, 41920184), (8, 31440138), (12, 20960092), (16, 15720069), (24, 10480046), (31, 8113584), (43, 5849328), (48, 5240023), (62, 4056792), (86, 2924664), (93, 2704528), (124, 2028396), (129, 1949776), (172, 1462332), (186, 1352264), (248, 1014198), (258, 974888), (344, 731166), (372, 676132), (496, 507099), (516, 487444), (688, 365583), (744, 338066), (1032, 243722), (1333, 188688), (1488, 169033), (2064, 121861), (2666, 94344), (3931, 63984), (3999, 62896), (5332, 47172), (7862, 31992), (7998, 31448), (10664, 23586), (11793, 21328), (15724, 15996)]