284990992

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{431}}^1$

素因数の和:497

約数の個数: 120

約数和(自身を含む): 690705792

約数和(自身を除く): 405714800

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 176, 187, 208, 221, 272, 286, 289, 374, 431, 442, 572, 578, 748, 862, 884, 1144, 1156, 1496, 1724, 1768, 2288, 2312, 2431, 2992, 3179, 3448, 3536, 3757, 4624, 4741, 4862, 5603, 6358, 6896, 7327, 7514, 9482, 9724, 11206, 12716, 14654, 15028, 18964, 19448, 22412, 25432, 29308, 30056, 37928, 38896, 41327, 44824, 50864, 58616, 60112, 61633, 75856, 80597, 82654, 89648, 95251, 117232, 123266, 124559, 161194, 165308, 190502, 246532, 249118, 322388, 330616, 381004, 493064, 498236, 644776, 661232, 762008, 986128, 996472, 1047761, 1289552, 1370149, 1524016, 1619267, 1992944, 2095522, 2740298, 3238534, 4191044, 5480596, 6477068, 8382088, 10961192, 12954136, 16764176, 17811937, 21922384, 25908272, 35623874, 71247748, 142495496, 284990992]

約数ペア:

[(1, 284990992), (2, 142495496), (4, 71247748), (8, 35623874), (11, 25908272), (13, 21922384), (16, 17811937), (17, 16764176), (22, 12954136), (26, 10961192), (34, 8382088), (44, 6477068), (52, 5480596), (68, 4191044), (88, 3238534), (104, 2740298), (136, 2095522), (143, 1992944), (176, 1619267), (187, 1524016), (208, 1370149), (221, 1289552), (272, 1047761), (286, 996472), (289, 986128), (374, 762008), (431, 661232), (442, 644776), (572, 498236), (578, 493064), (748, 381004), (862, 330616), (884, 322388), (1144, 249118), (1156, 246532), (1496, 190502), (1724, 165308), (1768, 161194), (2288, 124559), (2312, 123266), (2431, 117232), (2992, 95251), (3179, 89648), (3448, 82654), (3536, 80597), (3757, 75856), (4624, 61633), (4741, 60112), (4862, 58616), (5603, 50864), (6358, 44824), (6896, 41327), (7327, 38896), (7514, 37928), (9482, 30056), (9724, 29308), (11206, 25432), (12716, 22412), (14654, 19448), (15028, 18964)]