139107080

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{10139}}^1$

素因数の和:10171

約数の個数: 64

約数和(自身を含む): 365040000

約数和(自身を除く): 225932920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6860, 10139, 13720, 20278, 40556, 50695, 70973, 81112, 101390, 141946, 202780, 283892, 354865, 405560, 496811, 567784, 709730, 993622, 1419460, 1987244, 2484055, 2838920, 3477677, 3974488, 4968110, 6955354, 9936220, 13910708, 17388385, 19872440, 27821416, 34776770, 69553540, 139107080]

約数ペア:

[(1, 139107080), (2, 69553540), (4, 34776770), (5, 27821416), (7, 19872440), (8, 17388385), (10, 13910708), (14, 9936220), (20, 6955354), (28, 4968110), (35, 3974488), (40, 3477677), (49, 2838920), (56, 2484055), (70, 1987244), (98, 1419460), (140, 993622), (196, 709730), (245, 567784), (280, 496811), (343, 405560), (392, 354865), (490, 283892), (686, 202780), (980, 141946), (1372, 101390), (1715, 81112), (1960, 70973), (2744, 50695), (3430, 40556), (6860, 20278), (10139, 13720)]