181741980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{8831}}^1$

素因数の和:8864

約数の個数: 96

約数和(自身を含む): 593510400

約数和(自身を除く): 411768420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 420, 490, 588, 686, 735, 980, 1029, 1372, 1470, 1715, 2058, 2940, 3430, 4116, 5145, 6860, 8831, 10290, 17662, 20580, 26493, 35324, 44155, 52986, 61817, 88310, 105972, 123634, 132465, 176620, 185451, 247268, 264930, 309085, 370902, 432719, 529860, 618170, 741804, 865438, 927255, 1236340, 1298157, 1730876, 1854510, 2163595, 2596314, 3029033, 3709020, 4327190, 5192628, 6058066, 6490785, 8654380, 9087099, 12116132, 12981570, 15145165, 18174198, 25963140, 30290330, 36348396, 45435495, 60580660, 90870990, 181741980]

約数ペア:

[(1, 181741980), (2, 90870990), (3, 60580660), (4, 45435495), (5, 36348396), (6, 30290330), (7, 25963140), (10, 18174198), (12, 15145165), (14, 12981570), (15, 12116132), (20, 9087099), (21, 8654380), (28, 6490785), (30, 6058066), (35, 5192628), (42, 4327190), (49, 3709020), (60, 3029033), (70, 2596314), (84, 2163595), (98, 1854510), (105, 1730876), (140, 1298157), (147, 1236340), (196, 927255), (210, 865438), (245, 741804), (294, 618170), (343, 529860), (420, 432719), (490, 370902), (588, 309085), (686, 264930), (735, 247268), (980, 185451), (1029, 176620), (1372, 132465), (1470, 123634), (1715, 105972), (2058, 88310), (2940, 61817), (3430, 52986), (4116, 44155), (5145, 35324), (6860, 26493), (8831, 20580), (10290, 17662)]