18804524280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{998117}}^1$

素因数の和:998288

約数の個数: 64

約数和(自身を含む): 56772951840

約数和(自身を除く): 37968427560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 3140, 3768, 4710, 6280, 9420, 18840, 998117, 1996234, 2994351, 3992468, 4990585, 5988702, 7984936, 9981170, 11977404, 14971755, 19962340, 23954808, 29943510, 39924680, 59887020, 119774040, 156704369, 313408738, 470113107, 626817476, 783521845, 940226214, 1253634952, 1567043690, 1880452428, 2350565535, 3134087380, 3760904856, 4701131070, 6268174760, 9402262140, 18804524280]

約数ペア:

[(1, 18804524280), (2, 9402262140), (3, 6268174760), (4, 4701131070), (5, 3760904856), (6, 3134087380), (8, 2350565535), (10, 1880452428), (12, 1567043690), (15, 1253634952), (20, 940226214), (24, 783521845), (30, 626817476), (40, 470113107), (60, 313408738), (120, 156704369), (157, 119774040), (314, 59887020), (471, 39924680), (628, 29943510), (785, 23954808), (942, 19962340), (1256, 14971755), (1570, 11977404), (1884, 9981170), (2355, 7984936), (3140, 5988702), (3768, 4990585), (4710, 3992468), (6280, 2994351), (9420, 1996234), (18840, 998117)]