16805280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:398

約数の個数: 96

約数和(自身を含む): 53512704

約数和(自身を除く): 36707424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 157, 160, 223, 240, 314, 446, 471, 480, 628, 669, 785, 892, 942, 1115, 1256, 1338, 1570, 1784, 1884, 2230, 2355, 2512, 2676, 3140, 3345, 3568, 3768, 4460, 4710, 5024, 5352, 6280, 6690, 7136, 7536, 8920, 9420, 10704, 12560, 13380, 15072, 17840, 18840, 21408, 25120, 26760, 35011, 35680, 37680, 53520, 70022, 75360, 105033, 107040, 140044, 175055, 210066, 280088, 350110, 420132, 525165, 560176, 700220, 840264, 1050330, 1120352, 1400440, 1680528, 2100660, 2800880, 3361056, 4201320, 5601760, 8402640, 16805280]

約数ペア:

[(1, 16805280), (2, 8402640), (3, 5601760), (4, 4201320), (5, 3361056), (6, 2800880), (8, 2100660), (10, 1680528), (12, 1400440), (15, 1120352), (16, 1050330), (20, 840264), (24, 700220), (30, 560176), (32, 525165), (40, 420132), (48, 350110), (60, 280088), (80, 210066), (96, 175055), (120, 140044), (157, 107040), (160, 105033), (223, 75360), (240, 70022), (314, 53520), (446, 37680), (471, 35680), (480, 35011), (628, 26760), (669, 25120), (785, 21408), (892, 18840), (942, 17840), (1115, 15072), (1256, 13380), (1338, 12560), (1570, 10704), (1784, 9420), (1884, 8920), (2230, 7536), (2355, 7136), (2512, 6690), (2676, 6280), (3140, 5352), (3345, 5024), (3568, 4710), (3768, 4460)]