280320456

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{7951}}^1$

素因数の和:8086

約数の個数: 64

約数和(自身を含む): 761483520

約数和(自身を除く): 481163064

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 113, 156, 226, 312, 339, 452, 678, 904, 1356, 1469, 2712, 2938, 4407, 5876, 7951, 8814, 11752, 15902, 17628, 23853, 31804, 35256, 47706, 63608, 95412, 103363, 190824, 206726, 310089, 413452, 620178, 826904, 898463, 1240356, 1796926, 2480712, 2695389, 3593852, 5390778, 7187704, 10781556, 11680019, 21563112, 23360038, 35040057, 46720076, 70080114, 93440152, 140160228, 280320456]

約数ペア:

[(1, 280320456), (2, 140160228), (3, 93440152), (4, 70080114), (6, 46720076), (8, 35040057), (12, 23360038), (13, 21563112), (24, 11680019), (26, 10781556), (39, 7187704), (52, 5390778), (78, 3593852), (104, 2695389), (113, 2480712), (156, 1796926), (226, 1240356), (312, 898463), (339, 826904), (452, 620178), (678, 413452), (904, 310089), (1356, 206726), (1469, 190824), (2712, 103363), (2938, 95412), (4407, 63608), (5876, 47706), (7951, 35256), (8814, 31804), (11752, 23853), (15902, 17628)]