620946688

素因数分解:

$2^8\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{269}}^1$

素因数の和:483

約数の個数: 72

約数和(自身を含む): 1271531520

約数和(自身を除く): 650584832

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 127, 128, 142, 254, 256, 269, 284, 508, 538, 568, 1016, 1076, 1136, 2032, 2152, 2272, 4064, 4304, 4544, 8128, 8608, 9017, 9088, 16256, 17216, 18034, 18176, 19099, 32512, 34163, 34432, 36068, 38198, 68326, 68864, 72136, 76396, 136652, 144272, 152792, 273304, 288544, 305584, 546608, 577088, 611168, 1093216, 1154176, 1222336, 2186432, 2308352, 2425573, 2444672, 4372864, 4851146, 4889344, 8745728, 9702292, 19404584, 38809168, 77618336, 155236672, 310473344, 620946688]

約数ペア:

[(1, 620946688), (2, 310473344), (4, 155236672), (8, 77618336), (16, 38809168), (32, 19404584), (64, 9702292), (71, 8745728), (127, 4889344), (128, 4851146), (142, 4372864), (254, 2444672), (256, 2425573), (269, 2308352), (284, 2186432), (508, 1222336), (538, 1154176), (568, 1093216), (1016, 611168), (1076, 577088), (1136, 546608), (2032, 305584), (2152, 288544), (2272, 273304), (4064, 152792), (4304, 144272), (4544, 136652), (8128, 76396), (8608, 72136), (9017, 68864), (9088, 68326), (16256, 38198), (17216, 36068), (18034, 34432), (18176, 34163), (19099, 32512)]