239513520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{997973}}^1$

素因数の和:997989

約数の個数: 40

約数和(自身を含む): 742492656

約数和(自身を除く): 502979136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 997973, 1995946, 2993919, 3991892, 4989865, 5987838, 7983784, 9979730, 11975676, 14969595, 15967568, 19959460, 23951352, 29939190, 39918920, 47902704, 59878380, 79837840, 119756760, 239513520]

約数ペア:

[(1, 239513520), (2, 119756760), (3, 79837840), (4, 59878380), (5, 47902704), (6, 39918920), (8, 29939190), (10, 23951352), (12, 19959460), (15, 15967568), (16, 14969595), (20, 11975676), (24, 9979730), (30, 7983784), (40, 5987838), (48, 4989865), (60, 3991892), (80, 2993919), (120, 1995946), (240, 997973)]