280083760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{10267}}^1$

素因数の和:10322

約数の個数: 80

約数和(自身を含む): 733381632

約数和(自身を除く): 453297872

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3410, 5456, 6820, 10267, 13640, 20534, 27280, 41068, 51335, 82136, 102670, 112937, 164272, 205340, 225874, 318277, 410680, 451748, 564685, 636554, 821360, 903496, 1129370, 1273108, 1591385, 1806992, 2258740, 2546216, 3182770, 3501047, 4517480, 5092432, 6365540, 7002094, 9034960, 12731080, 14004188, 17505235, 25462160, 28008376, 35010470, 56016752, 70020940, 140041880, 280083760]

約数ペア:

[(1, 280083760), (2, 140041880), (4, 70020940), (5, 56016752), (8, 35010470), (10, 28008376), (11, 25462160), (16, 17505235), (20, 14004188), (22, 12731080), (31, 9034960), (40, 7002094), (44, 6365540), (55, 5092432), (62, 4517480), (80, 3501047), (88, 3182770), (110, 2546216), (124, 2258740), (155, 1806992), (176, 1591385), (220, 1273108), (248, 1129370), (310, 903496), (341, 821360), (440, 636554), (496, 564685), (620, 451748), (682, 410680), (880, 318277), (1240, 225874), (1364, 205340), (1705, 164272), (2480, 112937), (2728, 102670), (3410, 82136), (5456, 51335), (6820, 41068), (10267, 27280), (13640, 20534)]