80996880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{337487}}^1$

素因数の和:337503

約数の個数: 40

約数和(自身を含む): 251091072

約数和(自身を除く): 170094192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 337487, 674974, 1012461, 1349948, 1687435, 2024922, 2699896, 3374870, 4049844, 5062305, 5399792, 6749740, 8099688, 10124610, 13499480, 16199376, 20249220, 26998960, 40498440, 80996880]

約数ペア:

[(1, 80996880), (2, 40498440), (3, 26998960), (4, 20249220), (5, 16199376), (6, 13499480), (8, 10124610), (10, 8099688), (12, 6749740), (15, 5399792), (16, 5062305), (20, 4049844), (24, 3374870), (30, 2699896), (40, 2024922), (48, 1687435), (60, 1349948), (80, 1012461), (120, 674974), (240, 337487)]