79984920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{666541}}^1$

素因数の和:666555

約数の個数: 32

約数和(自身を含む): 239955120

約数和(自身を除く): 159970200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 666541, 1333082, 1999623, 2666164, 3332705, 3999246, 5332328, 6665410, 7998492, 9998115, 13330820, 15996984, 19996230, 26661640, 39992460, 79984920]

約数ペア:

[(1, 79984920), (2, 39992460), (3, 26661640), (4, 19996230), (5, 15996984), (6, 13330820), (8, 9998115), (10, 7998492), (12, 6665410), (15, 5332328), (20, 3999246), (24, 3332705), (30, 2666164), (40, 1999623), (60, 1333082), (120, 666541)]