316821808

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{2903}}^1$

素因数の和:3289

約数の個数: 40

約数和(自身を含む): 648172800

約数和(自身を除く): 331350992

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 359, 718, 1436, 2872, 2903, 5744, 5806, 6821, 11612, 13642, 23224, 27284, 46448, 54568, 55157, 109136, 110314, 220628, 441256, 882512, 1042177, 2084354, 4168708, 8337416, 16674832, 19801363, 39602726, 79205452, 158410904, 316821808]

約数ペア:

[(1, 316821808), (2, 158410904), (4, 79205452), (8, 39602726), (16, 19801363), (19, 16674832), (38, 8337416), (76, 4168708), (152, 2084354), (304, 1042177), (359, 882512), (718, 441256), (1436, 220628), (2872, 110314), (2903, 109136), (5744, 55157), (5806, 54568), (6821, 46448), (11612, 27284), (13642, 23224)]