428091648

素因数分解:

$2^8\times 3^1\times {\mathrm{31}}^1\times {\mathrm{17981}}^1$

素因数の和:18031

約数の個数: 72

約数和(自身を含む): 1176166656

約数和(自身を除く): 748075008

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, 17981, 23808, 35962, 53943, 71924, 107886, 143848, 215772, 287696, 431544, 557411, 575392, 863088, 1114822, 1150784, 1672233, 1726176, 2229644, 2301568, 3344466, 3452352, 4459288, 4603136, 6688932, 6904704, 8918576, 13377864, 13809408, 17837152, 26755728, 35674304, 53511456, 71348608, 107022912, 142697216, 214045824, 428091648]

約数ペア:

[(1, 428091648), (2, 214045824), (3, 142697216), (4, 107022912), (6, 71348608), (8, 53511456), (12, 35674304), (16, 26755728), (24, 17837152), (31, 13809408), (32, 13377864), (48, 8918576), (62, 6904704), (64, 6688932), (93, 4603136), (96, 4459288), (124, 3452352), (128, 3344466), (186, 2301568), (192, 2229644), (248, 1726176), (256, 1672233), (372, 1150784), (384, 1114822), (496, 863088), (744, 575392), (768, 557411), (992, 431544), (1488, 287696), (1984, 215772), (2976, 143848), (3968, 107886), (5952, 71924), (7936, 53943), (11904, 35962), (17981, 23808)]