90787440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{16447}}^1$

素因数の和:16486

約数の個数: 80

約数和(自身を含む): 293695488

約数和(自身を除く): 202908048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 16447, 32894, 49341, 65788, 82235, 98682, 131576, 164470, 197364, 246705, 263152, 328940, 378281, 394728, 493410, 657880, 756562, 789456, 986820, 1134843, 1315760, 1513124, 1891405, 1973640, 2269686, 3026248, 3782810, 3947280, 4539372, 5674215, 6052496, 7565620, 9078744, 11348430, 15131240, 18157488, 22696860, 30262480, 45393720, 90787440]

約数ペア:

[(1, 90787440), (2, 45393720), (3, 30262480), (4, 22696860), (5, 18157488), (6, 15131240), (8, 11348430), (10, 9078744), (12, 7565620), (15, 6052496), (16, 5674215), (20, 4539372), (23, 3947280), (24, 3782810), (30, 3026248), (40, 2269686), (46, 1973640), (48, 1891405), (60, 1513124), (69, 1315760), (80, 1134843), (92, 986820), (115, 789456), (120, 756562), (138, 657880), (184, 493410), (230, 394728), (240, 378281), (276, 328940), (345, 263152), (368, 246705), (460, 197364), (552, 164470), (690, 131576), (920, 98682), (1104, 82235), (1380, 65788), (1840, 49341), (2760, 32894), (5520, 16447)]