54144640

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7691}}^1$

素因数の和:7721

約数の個数: 64

約数和(自身を含む): 141225120

約数和(自身を除く): 87080480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 7691, 15382, 30764, 38455, 61528, 76910, 84601, 123056, 153820, 169202, 246112, 307640, 338404, 423005, 492224, 615280, 676808, 846010, 984448, 1230560, 1353616, 1692020, 2461120, 2707232, 3384040, 4922240, 5414464, 6768080, 10828928, 13536160, 27072320, 54144640]

約数ペア:

[(1, 54144640), (2, 27072320), (4, 13536160), (5, 10828928), (8, 6768080), (10, 5414464), (11, 4922240), (16, 3384040), (20, 2707232), (22, 2461120), (32, 1692020), (40, 1353616), (44, 1230560), (55, 984448), (64, 846010), (80, 676808), (88, 615280), (110, 492224), (128, 423005), (160, 338404), (176, 307640), (220, 246112), (320, 169202), (352, 153820), (440, 123056), (640, 84601), (704, 76910), (880, 61528), (1408, 38455), (1760, 30764), (3520, 15382), (7040, 7691)]