639412440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{113371}}^1$

素因数の和:113432

約数の個数: 64

約数和(自身を含む): 1959068160

約数和(自身を除く): 1319655720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 376, 470, 564, 705, 940, 1128, 1410, 1880, 2820, 5640, 113371, 226742, 340113, 453484, 566855, 680226, 906968, 1133710, 1360452, 1700565, 2267420, 2720904, 3401130, 4534840, 5328437, 6802260, 10656874, 13604520, 15985311, 21313748, 26642185, 31970622, 42627496, 53284370, 63941244, 79926555, 106568740, 127882488, 159853110, 213137480, 319706220, 639412440]

約数ペア:

[(1, 639412440), (2, 319706220), (3, 213137480), (4, 159853110), (5, 127882488), (6, 106568740), (8, 79926555), (10, 63941244), (12, 53284370), (15, 42627496), (20, 31970622), (24, 26642185), (30, 21313748), (40, 15985311), (47, 13604520), (60, 10656874), (94, 6802260), (120, 5328437), (141, 4534840), (188, 3401130), (235, 2720904), (282, 2267420), (376, 1700565), (470, 1360452), (564, 1133710), (705, 906968), (940, 680226), (1128, 566855), (1410, 453484), (1880, 340113), (2820, 226742), (5640, 113371)]