720564

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 1881600

約数和(自身を除く): 1161036

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 149, 156, 186, 298, 372, 403, 447, 596, 806, 894, 1209, 1612, 1788, 1937, 2418, 3874, 4619, 4836, 5811, 7748, 9238, 11622, 13857, 18476, 23244, 27714, 55428, 60047, 120094, 180141, 240188, 360282, 720564]

約数ペア:

[(1, 720564), (2, 360282), (3, 240188), (4, 180141), (6, 120094), (12, 60047), (13, 55428), (26, 27714), (31, 23244), (39, 18476), (52, 13857), (62, 11622), (78, 9238), (93, 7748), (124, 5811), (149, 4836), (156, 4619), (186, 3874), (298, 2418), (372, 1937), (403, 1788), (447, 1612), (596, 1209), (806, 894)]