16671960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1$

素因数の和:422

約数の個数: 128

約数和(自身を含む): 57024000

約数和(自身を除く): 40352040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 43, 45, 54, 60, 72, 86, 90, 108, 120, 129, 135, 172, 180, 215, 216, 258, 270, 344, 359, 360, 387, 430, 516, 540, 645, 718, 774, 860, 1032, 1077, 1080, 1161, 1290, 1436, 1548, 1720, 1795, 1935, 2154, 2322, 2580, 2872, 3096, 3231, 3590, 3870, 4308, 4644, 5160, 5385, 5805, 6462, 7180, 7740, 8616, 9288, 9693, 10770, 11610, 12924, 14360, 15437, 15480, 16155, 19386, 21540, 23220, 25848, 30874, 32310, 38772, 43080, 46311, 46440, 48465, 61748, 64620, 77185, 77544, 92622, 96930, 123496, 129240, 138933, 154370, 185244, 193860, 231555, 277866, 308740, 370488, 387720, 416799, 463110, 555732, 617480, 694665, 833598, 926220, 1111464, 1389330, 1667196, 1852440, 2083995, 2778660, 3334392, 4167990, 5557320, 8335980, 16671960]

約数ペア:

[(1, 16671960), (2, 8335980), (3, 5557320), (4, 4167990), (5, 3334392), (6, 2778660), (8, 2083995), (9, 1852440), (10, 1667196), (12, 1389330), (15, 1111464), (18, 926220), (20, 833598), (24, 694665), (27, 617480), (30, 555732), (36, 463110), (40, 416799), (43, 387720), (45, 370488), (54, 308740), (60, 277866), (72, 231555), (86, 193860), (90, 185244), (108, 154370), (120, 138933), (129, 129240), (135, 123496), (172, 96930), (180, 92622), (215, 77544), (216, 77185), (258, 64620), (270, 61748), (344, 48465), (359, 46440), (360, 46311), (387, 43080), (430, 38772), (516, 32310), (540, 30874), (645, 25848), (718, 23220), (774, 21540), (860, 19386), (1032, 16155), (1077, 15480), (1080, 15437), (1161, 14360), (1290, 12924), (1436, 11610), (1548, 10770), (1720, 9693), (1795, 9288), (1935, 8616), (2154, 7740), (2322, 7180), (2580, 6462), (2872, 5805), (3096, 5385), (3231, 5160), (3590, 4644), (3870, 4308)]