49714740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1987}}^1$

素因数の和:2141

約数の個数: 72

約数和(自身を含む): 151962720

約数和(自身を除く): 102247980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1251, 1390, 1668, 1987, 2085, 2502, 2780, 3974, 4170, 5004, 5961, 6255, 7948, 8340, 9935, 11922, 12510, 17883, 19870, 23844, 25020, 29805, 35766, 39740, 59610, 71532, 89415, 119220, 178830, 276193, 357660, 552386, 828579, 1104772, 1380965, 1657158, 2485737, 2761930, 3314316, 4142895, 4971474, 5523860, 8285790, 9942948, 12428685, 16571580, 24857370, 49714740]

約数ペア:

[(1, 49714740), (2, 24857370), (3, 16571580), (4, 12428685), (5, 9942948), (6, 8285790), (9, 5523860), (10, 4971474), (12, 4142895), (15, 3314316), (18, 2761930), (20, 2485737), (30, 1657158), (36, 1380965), (45, 1104772), (60, 828579), (90, 552386), (139, 357660), (180, 276193), (278, 178830), (417, 119220), (556, 89415), (695, 71532), (834, 59610), (1251, 39740), (1390, 35766), (1668, 29805), (1987, 25020), (2085, 23844), (2502, 19870), (2780, 17883), (3974, 12510), (4170, 11922), (5004, 9935), (5961, 8340), (6255, 7948)]