128016856

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{281}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 272885760

約数和(自身を除く): 144868904

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 167, 248, 281, 334, 341, 562, 668, 682, 1124, 1336, 1364, 1837, 2248, 2728, 3091, 3674, 5177, 6182, 7348, 8711, 10354, 12364, 14696, 17422, 20708, 24728, 34844, 41416, 46927, 56947, 69688, 93854, 95821, 113894, 187708, 191642, 227788, 375416, 383284, 455576, 516197, 766568, 1032394, 1454737, 2064788, 2909474, 4129576, 5818948, 11637896, 16002107, 32004214, 64008428, 128016856]

約数ペア:

[(1, 128016856), (2, 64008428), (4, 32004214), (8, 16002107), (11, 11637896), (22, 5818948), (31, 4129576), (44, 2909474), (62, 2064788), (88, 1454737), (124, 1032394), (167, 766568), (248, 516197), (281, 455576), (334, 383284), (341, 375416), (562, 227788), (668, 191642), (682, 187708), (1124, 113894), (1336, 95821), (1364, 93854), (1837, 69688), (2248, 56947), (2728, 46927), (3091, 41416), (3674, 34844), (5177, 24728), (6182, 20708), (7348, 17422), (8711, 14696), (10354, 12364)]