82131280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:297

約数の個数: 160

約数和(自身を含む): 242841600

約数和(自身を除く): 160710320

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 67, 70, 77, 80, 88, 110, 112, 134, 140, 154, 176, 199, 220, 268, 280, 308, 335, 385, 398, 440, 469, 536, 560, 616, 670, 737, 770, 796, 880, 938, 995, 1072, 1232, 1340, 1393, 1474, 1540, 1592, 1876, 1990, 2189, 2345, 2680, 2786, 2948, 3080, 3184, 3685, 3752, 3980, 4378, 4690, 5159, 5360, 5572, 5896, 6160, 6965, 7370, 7504, 7960, 8756, 9380, 10318, 10945, 11144, 11792, 13333, 13930, 14740, 15323, 15920, 17512, 18760, 20636, 21890, 22288, 25795, 26666, 27860, 29480, 30646, 35024, 37520, 41272, 43780, 51590, 53332, 55720, 58960, 61292, 66665, 76615, 82544, 87560, 93331, 103180, 106664, 111440, 122584, 133330, 146663, 153230, 175120, 186662, 206360, 213328, 245168, 266660, 293326, 306460, 373324, 412720, 466655, 533320, 586652, 612920, 733315, 746648, 933310, 1026641, 1066640, 1173304, 1225840, 1466630, 1493296, 1866620, 2053282, 2346608, 2933260, 3733240, 4106564, 5133205, 5866520, 7466480, 8213128, 10266410, 11733040, 16426256, 20532820, 41065640, 82131280]

約数ペア:

[(1, 82131280), (2, 41065640), (4, 20532820), (5, 16426256), (7, 11733040), (8, 10266410), (10, 8213128), (11, 7466480), (14, 5866520), (16, 5133205), (20, 4106564), (22, 3733240), (28, 2933260), (35, 2346608), (40, 2053282), (44, 1866620), (55, 1493296), (56, 1466630), (67, 1225840), (70, 1173304), (77, 1066640), (80, 1026641), (88, 933310), (110, 746648), (112, 733315), (134, 612920), (140, 586652), (154, 533320), (176, 466655), (199, 412720), (220, 373324), (268, 306460), (280, 293326), (308, 266660), (335, 245168), (385, 213328), (398, 206360), (440, 186662), (469, 175120), (536, 153230), (560, 146663), (616, 133330), (670, 122584), (737, 111440), (770, 106664), (796, 103180), (880, 93331), (938, 87560), (995, 82544), (1072, 76615), (1232, 66665), (1340, 61292), (1393, 58960), (1474, 55720), (1540, 53332), (1592, 51590), (1876, 43780), (1990, 41272), (2189, 37520), (2345, 35024), (2680, 30646), (2786, 29480), (2948, 27860), (3080, 26666), (3184, 25795), (3685, 22288), (3752, 21890), (3980, 20636), (4378, 18760), (4690, 17512), (5159, 15920), (5360, 15323), (5572, 14740), (5896, 13930), (6160, 13333), (6965, 11792), (7370, 11144), (7504, 10945), (7960, 10318), (8756, 9380)]