290771072

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{577}}^1$

素因数の和:749

約数の個数: 64

約数和(自身を含む): 603709440

約数和(自身を除く): 312938368

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 127, 128, 248, 254, 496, 508, 577, 992, 1016, 1154, 1984, 2032, 2308, 3937, 3968, 4064, 4616, 7874, 8128, 9232, 15748, 16256, 17887, 18464, 31496, 35774, 36928, 62992, 71548, 73279, 73856, 125984, 143096, 146558, 251968, 286192, 293116, 503936, 572384, 586232, 1144768, 1172464, 2271649, 2289536, 2344928, 4543298, 4689856, 9086596, 9379712, 18173192, 36346384, 72692768, 145385536, 290771072]

約数ペア:

[(1, 290771072), (2, 145385536), (4, 72692768), (8, 36346384), (16, 18173192), (31, 9379712), (32, 9086596), (62, 4689856), (64, 4543298), (124, 2344928), (127, 2289536), (128, 2271649), (248, 1172464), (254, 1144768), (496, 586232), (508, 572384), (577, 503936), (992, 293116), (1016, 286192), (1154, 251968), (1984, 146558), (2032, 143096), (2308, 125984), (3937, 73856), (3968, 73279), (4064, 71548), (4616, 62992), (7874, 36928), (8128, 35774), (9232, 31496), (15748, 18464), (16256, 17887)]