645363456

素因数分解:

$2^8\times 3^1\times {\mathrm{31}}^1\times {\mathrm{27107}}^1$

素因数の和:27157

約数の個数: 72

約数和(自身を含む): 1773080064

約数和(自身を除く): 1127716608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 384, 496, 744, 768, 992, 1488, 1984, 2976, 3968, 5952, 7936, 11904, 23808, 27107, 54214, 81321, 108428, 162642, 216856, 325284, 433712, 650568, 840317, 867424, 1301136, 1680634, 1734848, 2520951, 2602272, 3361268, 3469696, 5041902, 5204544, 6722536, 6939392, 10083804, 10409088, 13445072, 20167608, 20818176, 26890144, 40335216, 53780288, 80670432, 107560576, 161340864, 215121152, 322681728, 645363456]

約数ペア:

[(1, 645363456), (2, 322681728), (3, 215121152), (4, 161340864), (6, 107560576), (8, 80670432), (12, 53780288), (16, 40335216), (24, 26890144), (31, 20818176), (32, 20167608), (48, 13445072), (62, 10409088), (64, 10083804), (93, 6939392), (96, 6722536), (124, 5204544), (128, 5041902), (186, 3469696), (192, 3361268), (248, 2602272), (256, 2520951), (372, 1734848), (384, 1680634), (496, 1301136), (744, 867424), (768, 840317), (992, 650568), (1488, 433712), (1984, 325284), (2976, 216856), (3968, 162642), (5952, 108428), (7936, 81321), (11904, 54214), (23808, 27107)]