289691920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{1103}}^1$

素因数の和:1197

約数の個数: 120

約数和(自身を含む): 795913344

約数和(自身を除く): 506221424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 67, 70, 80, 98, 112, 134, 140, 196, 245, 268, 280, 335, 392, 469, 490, 536, 560, 670, 784, 938, 980, 1072, 1103, 1340, 1876, 1960, 2206, 2345, 2680, 3283, 3752, 3920, 4412, 4690, 5360, 5515, 6566, 7504, 7721, 8824, 9380, 11030, 13132, 15442, 16415, 17648, 18760, 22060, 26264, 30884, 32830, 37520, 38605, 44120, 52528, 54047, 61768, 65660, 73901, 77210, 88240, 108094, 123536, 131320, 147802, 154420, 216188, 262640, 270235, 295604, 308840, 369505, 432376, 517307, 540470, 591208, 617680, 739010, 864752, 1034614, 1080940, 1182416, 1478020, 2069228, 2161880, 2586535, 2956040, 3621149, 4138456, 4323760, 5173070, 5912080, 7242298, 8276912, 10346140, 14484596, 18105745, 20692280, 28969192, 36211490, 41384560, 57938384, 72422980, 144845960, 289691920]

約数ペア:

[(1, 289691920), (2, 144845960), (4, 72422980), (5, 57938384), (7, 41384560), (8, 36211490), (10, 28969192), (14, 20692280), (16, 18105745), (20, 14484596), (28, 10346140), (35, 8276912), (40, 7242298), (49, 5912080), (56, 5173070), (67, 4323760), (70, 4138456), (80, 3621149), (98, 2956040), (112, 2586535), (134, 2161880), (140, 2069228), (196, 1478020), (245, 1182416), (268, 1080940), (280, 1034614), (335, 864752), (392, 739010), (469, 617680), (490, 591208), (536, 540470), (560, 517307), (670, 432376), (784, 369505), (938, 308840), (980, 295604), (1072, 270235), (1103, 262640), (1340, 216188), (1876, 154420), (1960, 147802), (2206, 131320), (2345, 123536), (2680, 108094), (3283, 88240), (3752, 77210), (3920, 73901), (4412, 65660), (4690, 61768), (5360, 54047), (5515, 52528), (6566, 44120), (7504, 38605), (7721, 37520), (8824, 32830), (9380, 30884), (11030, 26264), (13132, 22060), (15442, 18760), (16415, 17648)]