31010640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{823}}^1$

素因数の和:996

約数の個数: 80

約数和(自身を含む): 96862848

約数和(自身を除く): 65852208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 471, 628, 785, 823, 942, 1256, 1570, 1646, 1884, 2355, 2469, 2512, 3140, 3292, 3768, 4115, 4710, 4938, 6280, 6584, 7536, 8230, 9420, 9876, 12345, 12560, 13168, 16460, 18840, 19752, 24690, 32920, 37680, 39504, 49380, 65840, 98760, 129211, 197520, 258422, 387633, 516844, 646055, 775266, 1033688, 1292110, 1550532, 1938165, 2067376, 2584220, 3101064, 3876330, 5168440, 6202128, 7752660, 10336880, 15505320, 31010640]

約数ペア:

[(1, 31010640), (2, 15505320), (3, 10336880), (4, 7752660), (5, 6202128), (6, 5168440), (8, 3876330), (10, 3101064), (12, 2584220), (15, 2067376), (16, 1938165), (20, 1550532), (24, 1292110), (30, 1033688), (40, 775266), (48, 646055), (60, 516844), (80, 387633), (120, 258422), (157, 197520), (240, 129211), (314, 98760), (471, 65840), (628, 49380), (785, 39504), (823, 37680), (942, 32920), (1256, 24690), (1570, 19752), (1646, 18840), (1884, 16460), (2355, 13168), (2469, 12560), (2512, 12345), (3140, 9876), (3292, 9420), (3768, 8230), (4115, 7536), (4710, 6584), (4938, 6280)]