157805520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{657523}}^1$

素因数の和:657539

約数の個数: 40

約数和(自身を含む): 489197856

約数和(自身を除く): 331392336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 657523, 1315046, 1972569, 2630092, 3287615, 3945138, 5260184, 6575230, 7890276, 9862845, 10520368, 13150460, 15780552, 19725690, 26300920, 31561104, 39451380, 52601840, 78902760, 157805520]

約数ペア:

[(1, 157805520), (2, 78902760), (3, 52601840), (4, 39451380), (5, 31561104), (6, 26300920), (8, 19725690), (10, 15780552), (12, 13150460), (15, 10520368), (16, 9862845), (20, 7890276), (24, 6575230), (30, 5260184), (40, 3945138), (48, 3287615), (60, 2630092), (80, 1972569), (120, 1315046), (240, 657523)]