67740640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3499}}^1$

素因数の和:3536

約数の個数: 72

約数和(自身を含む): 175959000

約数和(自身を除く): 108218360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1210, 1760, 1936, 2420, 3499, 3872, 4840, 6998, 9680, 13996, 17495, 19360, 27992, 34990, 38489, 55984, 69980, 76978, 111968, 139960, 153956, 192445, 279920, 307912, 384890, 423379, 559840, 615824, 769780, 846758, 1231648, 1539560, 1693516, 2116895, 3079120, 3387032, 4233790, 6158240, 6774064, 8467580, 13548128, 16935160, 33870320, 67740640]

約数ペア:

[(1, 67740640), (2, 33870320), (4, 16935160), (5, 13548128), (8, 8467580), (10, 6774064), (11, 6158240), (16, 4233790), (20, 3387032), (22, 3079120), (32, 2116895), (40, 1693516), (44, 1539560), (55, 1231648), (80, 846758), (88, 769780), (110, 615824), (121, 559840), (160, 423379), (176, 384890), (220, 307912), (242, 279920), (352, 192445), (440, 153956), (484, 139960), (605, 111968), (880, 76978), (968, 69980), (1210, 55984), (1760, 38489), (1936, 34990), (2420, 27992), (3499, 19360), (3872, 17495), (4840, 13996), (6998, 9680)]