220452240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{39937}}^1$

素因数の和:39976

約数の個数: 80

約数和(自身を含む): 713132928

約数和(自身を除く): 492680688

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, 39937, 79874, 119811, 159748, 199685, 239622, 319496, 399370, 479244, 599055, 638992, 798740, 918551, 958488, 1198110, 1597480, 1837102, 1916976, 2396220, 2755653, 3194960, 3674204, 4592755, 4792440, 5511306, 7348408, 9185510, 9584880, 11022612, 13778265, 14696816, 18371020, 22045224, 27556530, 36742040, 44090448, 55113060, 73484080, 110226120, 220452240]

約数ペア:

[(1, 220452240), (2, 110226120), (3, 73484080), (4, 55113060), (5, 44090448), (6, 36742040), (8, 27556530), (10, 22045224), (12, 18371020), (15, 14696816), (16, 13778265), (20, 11022612), (23, 9584880), (24, 9185510), (30, 7348408), (40, 5511306), (46, 4792440), (48, 4592755), (60, 3674204), (69, 3194960), (80, 2755653), (92, 2396220), (115, 1916976), (120, 1837102), (138, 1597480), (184, 1198110), (230, 958488), (240, 918551), (276, 798740), (345, 638992), (368, 599055), (460, 479244), (552, 399370), (690, 319496), (920, 239622), (1104, 199685), (1380, 159748), (1840, 119811), (2760, 79874), (5520, 39937)]