840506968

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{1723}}^1$

素因数の和:2048

約数の個数: 64

約数和(自身を含む): 1866885120

約数和(自身を除く): 1026378152

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 281, 434, 562, 868, 1124, 1723, 1736, 1967, 2248, 3446, 3934, 6892, 7868, 8711, 12061, 13784, 15736, 17422, 24122, 34844, 48244, 53413, 60977, 69688, 96488, 106826, 121954, 213652, 243908, 373891, 427304, 484163, 487816, 747782, 968326, 1495564, 1936652, 2991128, 3389141, 3873304, 6778282, 13556564, 15009053, 27113128, 30018106, 60036212, 105063371, 120072424, 210126742, 420253484, 840506968]

約数ペア:

[(1, 840506968), (2, 420253484), (4, 210126742), (7, 120072424), (8, 105063371), (14, 60036212), (28, 30018106), (31, 27113128), (56, 15009053), (62, 13556564), (124, 6778282), (217, 3873304), (248, 3389141), (281, 2991128), (434, 1936652), (562, 1495564), (868, 968326), (1124, 747782), (1723, 487816), (1736, 484163), (1967, 427304), (2248, 373891), (3446, 243908), (3934, 213652), (6892, 121954), (7868, 106826), (8711, 96488), (12061, 69688), (13784, 60977), (15736, 53413), (17422, 48244), (24122, 34844)]