1305511424

素因数分解:

$2^9\times 7^1\times {\mathrm{563}}^1\times {\mathrm{647}}^1$

素因数の和:1235

約数の個数: 80

約数和(自身を含む): 2991022848

約数和(自身を除く): 1685511424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 563, 647, 896, 1126, 1294, 1792, 2252, 2588, 3584, 3941, 4504, 4529, 5176, 7882, 9008, 9058, 10352, 15764, 18016, 18116, 20704, 31528, 36032, 36232, 41408, 63056, 72064, 72464, 82816, 126112, 144128, 144928, 165632, 252224, 288256, 289856, 331264, 364261, 504448, 579712, 728522, 1008896, 1159424, 1457044, 2017792, 2318848, 2549827, 2914088, 5099654, 5828176, 10199308, 11656352, 20398616, 23312704, 40797232, 46625408, 81594464, 93250816, 163188928, 186501632, 326377856, 652755712, 1305511424]

約数ペア:

[(1, 1305511424), (2, 652755712), (4, 326377856), (7, 186501632), (8, 163188928), (14, 93250816), (16, 81594464), (28, 46625408), (32, 40797232), (56, 23312704), (64, 20398616), (112, 11656352), (128, 10199308), (224, 5828176), (256, 5099654), (448, 2914088), (512, 2549827), (563, 2318848), (647, 2017792), (896, 1457044), (1126, 1159424), (1294, 1008896), (1792, 728522), (2252, 579712), (2588, 504448), (3584, 364261), (3941, 331264), (4504, 289856), (4529, 288256), (5176, 252224), (7882, 165632), (9008, 144928), (9058, 144128), (10352, 126112), (15764, 82816), (18016, 72464), (18116, 72064), (20704, 63056), (31528, 41408), (36032, 36232)]