78129840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{325541}}^1$

素因数の和:325557

約数の個数: 40

約数和(自身を含む): 242203248

約数和(自身を除く): 164073408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 325541, 651082, 976623, 1302164, 1627705, 1953246, 2604328, 3255410, 3906492, 4883115, 5208656, 6510820, 7812984, 9766230, 13021640, 15625968, 19532460, 26043280, 39064920, 78129840]

約数ペア:

[(1, 78129840), (2, 39064920), (3, 26043280), (4, 19532460), (5, 15625968), (6, 13021640), (8, 9766230), (10, 7812984), (12, 6510820), (15, 5208656), (16, 4883115), (20, 3906492), (24, 3255410), (30, 2604328), (40, 1953246), (48, 1627705), (60, 1302164), (80, 976623), (120, 651082), (240, 325541)]