220489920

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{10937}}^1$

素因数の和:10967

約数の個数: 168

約数和(自身を含む): 866814624

約数和(自身を除く): 646324704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 10937, 20160, 21874, 32811, 43748, 54685, 65622, 76559, 87496, 98433, 109370, 131244, 153118, 164055, 174992, 196866, 218740, 229677, 262488, 306236, 328110, 349984, 382795, 393732, 437480, 459354, 492165, 524976, 612472, 656220, 689031, 699968, 765590, 787464, 874960, 918708, 984330, 1049952, 1148385, 1224944, 1312440, 1378062, 1531180, 1574928, 1749920, 1837416, 1968660, 2099904, 2296770, 2449888, 2624880, 2756124, 3062360, 3149856, 3445155, 3499840, 3674832, 3937320, 4593540, 4899776, 5249760, 5512248, 6124720, 6299712, 6890310, 7349664, 7874640, 9187080, 10499520, 11024496, 12249440, 13780620, 14699328, 15749280, 18374160, 22048992, 24498880, 27561240, 31498560, 36748320, 44097984, 55122480, 73496640, 110244960, 220489920]

約数ペア:

[(1, 220489920), (2, 110244960), (3, 73496640), (4, 55122480), (5, 44097984), (6, 36748320), (7, 31498560), (8, 27561240), (9, 24498880), (10, 22048992), (12, 18374160), (14, 15749280), (15, 14699328), (16, 13780620), (18, 12249440), (20, 11024496), (21, 10499520), (24, 9187080), (28, 7874640), (30, 7349664), (32, 6890310), (35, 6299712), (36, 6124720), (40, 5512248), (42, 5249760), (45, 4899776), (48, 4593540), (56, 3937320), (60, 3674832), (63, 3499840), (64, 3445155), (70, 3149856), (72, 3062360), (80, 2756124), (84, 2624880), (90, 2449888), (96, 2296770), (105, 2099904), (112, 1968660), (120, 1837416), (126, 1749920), (140, 1574928), (144, 1531180), (160, 1378062), (168, 1312440), (180, 1224944), (192, 1148385), (210, 1049952), (224, 984330), (240, 918708), (252, 874960), (280, 787464), (288, 765590), (315, 699968), (320, 689031), (336, 656220), (360, 612472), (420, 524976), (448, 492165), (480, 459354), (504, 437480), (560, 393732), (576, 382795), (630, 349984), (672, 328110), (720, 306236), (840, 262488), (960, 229677), (1008, 218740), (1120, 196866), (1260, 174992), (1344, 164055), (1440, 153118), (1680, 131244), (2016, 109370), (2240, 98433), (2520, 87496), (2880, 76559), (3360, 65622), (4032, 54685), (5040, 43748), (6720, 32811), (10080, 21874), (10937, 20160)]