8011980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1$

素因数の和:456

約数の個数: 96

約数和(自身を含む): 25663680

約数和(自身を除く): 17651700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 90, 108, 111, 135, 148, 180, 185, 222, 270, 333, 370, 401, 444, 540, 555, 666, 740, 802, 999, 1110, 1203, 1332, 1604, 1665, 1998, 2005, 2220, 2406, 3330, 3609, 3996, 4010, 4812, 4995, 6015, 6660, 7218, 8020, 9990, 10827, 12030, 14436, 14837, 18045, 19980, 21654, 24060, 29674, 36090, 43308, 44511, 54135, 59348, 72180, 74185, 89022, 108270, 133533, 148370, 178044, 216540, 222555, 267066, 296740, 400599, 445110, 534132, 667665, 801198, 890220, 1335330, 1602396, 2002995, 2670660, 4005990, 8011980]

約数ペア:

[(1, 8011980), (2, 4005990), (3, 2670660), (4, 2002995), (5, 1602396), (6, 1335330), (9, 890220), (10, 801198), (12, 667665), (15, 534132), (18, 445110), (20, 400599), (27, 296740), (30, 267066), (36, 222555), (37, 216540), (45, 178044), (54, 148370), (60, 133533), (74, 108270), (90, 89022), (108, 74185), (111, 72180), (135, 59348), (148, 54135), (180, 44511), (185, 43308), (222, 36090), (270, 29674), (333, 24060), (370, 21654), (401, 19980), (444, 18045), (540, 14837), (555, 14436), (666, 12030), (740, 10827), (802, 9990), (999, 8020), (1110, 7218), (1203, 6660), (1332, 6015), (1604, 4995), (1665, 4812), (1998, 4010), (2005, 3996), (2220, 3609), (2406, 3330)]