255990696

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{19081}}^1$

素因数の和:19146

約数の個数: 64

約数和(自身を含む): 705270720

約数和(自身を除く): 449280024

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 43, 52, 78, 86, 104, 129, 156, 172, 258, 312, 344, 516, 559, 1032, 1118, 1677, 2236, 3354, 4472, 6708, 13416, 19081, 38162, 57243, 76324, 114486, 152648, 228972, 248053, 457944, 496106, 744159, 820483, 992212, 1488318, 1640966, 1984424, 2461449, 2976636, 3281932, 4922898, 5953272, 6563864, 9845796, 10666279, 19691592, 21332558, 31998837, 42665116, 63997674, 85330232, 127995348, 255990696]

約数ペア:

[(1, 255990696), (2, 127995348), (3, 85330232), (4, 63997674), (6, 42665116), (8, 31998837), (12, 21332558), (13, 19691592), (24, 10666279), (26, 9845796), (39, 6563864), (43, 5953272), (52, 4922898), (78, 3281932), (86, 2976636), (104, 2461449), (129, 1984424), (156, 1640966), (172, 1488318), (258, 992212), (312, 820483), (344, 744159), (516, 496106), (559, 457944), (1032, 248053), (1118, 228972), (1677, 152648), (2236, 114486), (3354, 76324), (4472, 57243), (6708, 38162), (13416, 19081)]