401336520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{701}}^1$

素因数の和:1095

約数の個数: 128

約数和(自身を含む): 1302013440

約数和(自身を除く): 900676920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 367, 390, 520, 701, 734, 780, 1101, 1402, 1468, 1560, 1835, 2103, 2202, 2804, 2936, 3505, 3670, 4206, 4404, 4771, 5505, 5608, 7010, 7340, 8412, 8808, 9113, 9542, 10515, 11010, 14020, 14313, 14680, 16824, 18226, 19084, 21030, 22020, 23855, 27339, 28040, 28626, 36452, 38168, 42060, 44040, 45565, 47710, 54678, 57252, 71565, 72904, 84120, 91130, 95420, 109356, 114504, 136695, 143130, 182260, 190840, 218712, 257267, 273390, 286260, 364520, 514534, 546780, 572520, 771801, 1029068, 1093560, 1286335, 1543602, 2058136, 2572670, 3087204, 3344471, 3859005, 5145340, 6174408, 6688942, 7718010, 10033413, 10290680, 13377884, 15436020, 16722355, 20066826, 26755768, 30872040, 33444710, 40133652, 50167065, 66889420, 80267304, 100334130, 133778840, 200668260, 401336520]

約数ペア:

[(1, 401336520), (2, 200668260), (3, 133778840), (4, 100334130), (5, 80267304), (6, 66889420), (8, 50167065), (10, 40133652), (12, 33444710), (13, 30872040), (15, 26755768), (20, 20066826), (24, 16722355), (26, 15436020), (30, 13377884), (39, 10290680), (40, 10033413), (52, 7718010), (60, 6688942), (65, 6174408), (78, 5145340), (104, 3859005), (120, 3344471), (130, 3087204), (156, 2572670), (195, 2058136), (260, 1543602), (312, 1286335), (367, 1093560), (390, 1029068), (520, 771801), (701, 572520), (734, 546780), (780, 514534), (1101, 364520), (1402, 286260), (1468, 273390), (1560, 257267), (1835, 218712), (2103, 190840), (2202, 182260), (2804, 143130), (2936, 136695), (3505, 114504), (3670, 109356), (4206, 95420), (4404, 91130), (4771, 84120), (5505, 72904), (5608, 71565), (7010, 57252), (7340, 54678), (8412, 47710), (8808, 45565), (9113, 44040), (9542, 42060), (10515, 38168), (11010, 36452), (14020, 28626), (14313, 28040), (14680, 27339), (16824, 23855), (18226, 22020), (19084, 21030)]