312081992

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{853}}^1$

素因数の和:990

約数の個数: 64

約数和(自身を含む): 645624000

約数和(自身を除く): 333542008

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 76, 83, 116, 152, 166, 232, 332, 551, 664, 853, 1102, 1577, 1706, 2204, 2407, 3154, 3412, 4408, 4814, 6308, 6824, 9628, 12616, 16207, 19256, 24737, 32414, 45733, 49474, 64828, 70799, 91466, 98948, 129656, 141598, 182932, 197896, 283196, 365864, 470003, 566392, 940006, 1345181, 1880012, 2053171, 2690362, 3760024, 4106342, 5380724, 8212684, 10761448, 16425368, 39010249, 78020498, 156040996, 312081992]

約数ペア:

[(1, 312081992), (2, 156040996), (4, 78020498), (8, 39010249), (19, 16425368), (29, 10761448), (38, 8212684), (58, 5380724), (76, 4106342), (83, 3760024), (116, 2690362), (152, 2053171), (166, 1880012), (232, 1345181), (332, 940006), (551, 566392), (664, 470003), (853, 365864), (1102, 283196), (1577, 197896), (1706, 182932), (2204, 141598), (2407, 129656), (3154, 98948), (3412, 91466), (4408, 70799), (4814, 64828), (6308, 49474), (6824, 45733), (9628, 32414), (12616, 24737), (16207, 19256)]