640332816

素因数分解:

$2^4\times 3^1\times {\mathrm{3547}}^1\times {\mathrm{3761}}^1$

素因数の和:7319

約数の個数: 40

約数和(自身を含む): 1655099424

約数和(自身を除く): 1014766608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 3547, 3761, 7094, 7522, 10641, 11283, 14188, 15044, 21282, 22566, 28376, 30088, 42564, 45132, 56752, 60176, 85128, 90264, 170256, 180528, 13340267, 26680534, 40020801, 53361068, 80041602, 106722136, 160083204, 213444272, 320166408, 640332816]

約数ペア:

[(1, 640332816), (2, 320166408), (3, 213444272), (4, 160083204), (6, 106722136), (8, 80041602), (12, 53361068), (16, 40020801), (24, 26680534), (48, 13340267), (3547, 180528), (3761, 170256), (7094, 90264), (7522, 85128), (10641, 60176), (11283, 56752), (14188, 45132), (15044, 42564), (21282, 30088), (22566, 28376)]