280754520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^2\times {\mathrm{1709}}^1$

素因数の和:1797

約数の個数: 96

約数和(自身を含む): 866149200

約数和(自身を除く): 585394680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1369, 1480, 1709, 2220, 2738, 3418, 4107, 4440, 5127, 5476, 6836, 6845, 8214, 8545, 10254, 10952, 13672, 13690, 16428, 17090, 20508, 20535, 25635, 27380, 32856, 34180, 41016, 41070, 51270, 54760, 63233, 68360, 82140, 102540, 126466, 164280, 189699, 205080, 252932, 316165, 379398, 505864, 632330, 758796, 948495, 1264660, 1517592, 1896990, 2339621, 2529320, 3793980, 4679242, 7018863, 7587960, 9358484, 11698105, 14037726, 18716968, 23396210, 28075452, 35094315, 46792420, 56150904, 70188630, 93584840, 140377260, 280754520]

約数ペア:

[(1, 280754520), (2, 140377260), (3, 93584840), (4, 70188630), (5, 56150904), (6, 46792420), (8, 35094315), (10, 28075452), (12, 23396210), (15, 18716968), (20, 14037726), (24, 11698105), (30, 9358484), (37, 7587960), (40, 7018863), (60, 4679242), (74, 3793980), (111, 2529320), (120, 2339621), (148, 1896990), (185, 1517592), (222, 1264660), (296, 948495), (370, 758796), (444, 632330), (555, 505864), (740, 379398), (888, 316165), (1110, 252932), (1369, 205080), (1480, 189699), (1709, 164280), (2220, 126466), (2738, 102540), (3418, 82140), (4107, 68360), (4440, 63233), (5127, 54760), (5476, 51270), (6836, 41070), (6845, 41016), (8214, 34180), (8545, 32856), (10254, 27380), (10952, 25635), (13672, 20535), (13690, 20508), (16428, 17090)]