321628008

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{8117}}^1$

素因数の和:8266

約数の個数: 64

約数和(自身を含む): 872847360

約数和(自身を除く): 551219352

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 127, 156, 254, 312, 381, 508, 762, 1016, 1524, 1651, 3048, 3302, 4953, 6604, 8117, 9906, 13208, 16234, 19812, 24351, 32468, 39624, 48702, 64936, 97404, 105521, 194808, 211042, 316563, 422084, 633126, 844168, 1030859, 1266252, 2061718, 2532504, 3092577, 4123436, 6185154, 8246872, 12370308, 13401167, 24740616, 26802334, 40203501, 53604668, 80407002, 107209336, 160814004, 321628008]

約数ペア:

[(1, 321628008), (2, 160814004), (3, 107209336), (4, 80407002), (6, 53604668), (8, 40203501), (12, 26802334), (13, 24740616), (24, 13401167), (26, 12370308), (39, 8246872), (52, 6185154), (78, 4123436), (104, 3092577), (127, 2532504), (156, 2061718), (254, 1266252), (312, 1030859), (381, 844168), (508, 633126), (762, 422084), (1016, 316563), (1524, 211042), (1651, 194808), (3048, 105521), (3302, 97404), (4953, 64936), (6604, 48702), (8117, 39624), (9906, 32468), (13208, 24351), (16234, 19812)]