78530640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{327211}}^1$

素因数の和:327227

約数の個数: 40

約数和(自身を含む): 243445728

約数和(自身を除く): 164915088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 327211, 654422, 981633, 1308844, 1636055, 1963266, 2617688, 3272110, 3926532, 4908165, 5235376, 6544220, 7853064, 9816330, 13088440, 15706128, 19632660, 26176880, 39265320, 78530640]

約数ペア:

[(1, 78530640), (2, 39265320), (3, 26176880), (4, 19632660), (5, 15706128), (6, 13088440), (8, 9816330), (10, 7853064), (12, 6544220), (15, 5235376), (16, 4908165), (20, 3926532), (24, 3272110), (30, 2617688), (40, 1963266), (48, 1636055), (60, 1308844), (80, 981633), (120, 654422), (240, 327211)]