15940488

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{619}}^1$

素因数の和:694

約数の個数: 64

約数和(自身を含む): 42408000

約数和(自身を除く): 26467512

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 37, 58, 74, 87, 111, 116, 148, 174, 222, 232, 296, 348, 444, 619, 696, 888, 1073, 1238, 1857, 2146, 2476, 3219, 3714, 4292, 4952, 6438, 7428, 8584, 12876, 14856, 17951, 22903, 25752, 35902, 45806, 53853, 68709, 71804, 91612, 107706, 137418, 143608, 183224, 215412, 274836, 430824, 549672, 664187, 1328374, 1992561, 2656748, 3985122, 5313496, 7970244, 15940488]

約数ペア:

[(1, 15940488), (2, 7970244), (3, 5313496), (4, 3985122), (6, 2656748), (8, 1992561), (12, 1328374), (24, 664187), (29, 549672), (37, 430824), (58, 274836), (74, 215412), (87, 183224), (111, 143608), (116, 137418), (148, 107706), (174, 91612), (222, 71804), (232, 68709), (296, 53853), (348, 45806), (444, 35902), (619, 25752), (696, 22903), (888, 17951), (1073, 14856), (1238, 12876), (1857, 8584), (2146, 7428), (2476, 6438), (3219, 4952), (3714, 4292)]