7311920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1187}}^1$

素因数の和:1218

約数の個数: 80

約数和(自身を含む): 21212928

約数和(自身を除く): 13901008

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1187, 1232, 1540, 2374, 3080, 4748, 5935, 6160, 8309, 9496, 11870, 13057, 16618, 18992, 23740, 26114, 33236, 41545, 47480, 52228, 65285, 66472, 83090, 91399, 94960, 104456, 130570, 132944, 166180, 182798, 208912, 261140, 332360, 365596, 456995, 522280, 664720, 731192, 913990, 1044560, 1462384, 1827980, 3655960, 7311920]

約数ペア:

[(1, 7311920), (2, 3655960), (4, 1827980), (5, 1462384), (7, 1044560), (8, 913990), (10, 731192), (11, 664720), (14, 522280), (16, 456995), (20, 365596), (22, 332360), (28, 261140), (35, 208912), (40, 182798), (44, 166180), (55, 132944), (56, 130570), (70, 104456), (77, 94960), (80, 91399), (88, 83090), (110, 66472), (112, 65285), (140, 52228), (154, 47480), (176, 41545), (220, 33236), (280, 26114), (308, 23740), (385, 18992), (440, 16618), (560, 13057), (616, 11870), (770, 9496), (880, 8309), (1187, 6160), (1232, 5935), (1540, 4748), (2374, 3080)]