661469760

素因数分解:

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

素因数の和:10970

約数の個数: 224

約数和(自身を含む): 2667121920

約数和(自身を除く): 2005652160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 420, 432, 448, 480, 504, 540, 560, 576, 630, 672, 720, 756, 840, 864, 945, 960, 1008, 1080, 1120, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 2016, 2160, 2240, 2520, 2880, 3024, 3360, 3780, 4032, 4320, 5040, 6048, 6720, 7560, 8640, 10080, 10937, 12096, 15120, 20160, 21874, 30240, 32811, 43748, 54685, 60480, 65622, 76559, 87496, 98433, 109370, 131244, 153118, 164055, 174992, 196866, 218740, 229677, 262488, 295299, 306236, 328110, 349984, 382795, 393732, 437480, 459354, 492165, 524976, 590598, 612472, 656220, 689031, 699968, 765590, 787464, 874960, 918708, 984330, 1049952, 1148385, 1181196, 1224944, 1312440, 1378062, 1476495, 1531180, 1574928, 1749920, 1837416, 1968660, 2067093, 2099904, 2296770, 2362392, 2449888, 2624880, 2756124, 2952990, 3062360, 3149856, 3445155, 3499840, 3674832, 3937320, 4134186, 4593540, 4724784, 4899776, 5249760, 5512248, 5905980, 6124720, 6299712, 6890310, 7349664, 7874640, 8268372, 9187080, 9449568, 10335465, 10499520, 11024496, 11811960, 12249440, 13780620, 14699328, 15749280, 16536744, 18374160, 18899136, 20670930, 22048992, 23623920, 24498880, 27561240, 31498560, 33073488, 36748320, 41341860, 44097984, 47247840, 55122480, 66146976, 73496640, 82683720, 94495680, 110244960, 132293952, 165367440, 220489920, 330734880, 661469760]

約数ペア:

[(1, 661469760), (2, 330734880), (3, 220489920), (4, 165367440), (5, 132293952), (6, 110244960), (7, 94495680), (8, 82683720), (9, 73496640), (10, 66146976), (12, 55122480), (14, 47247840), (15, 44097984), (16, 41341860), (18, 36748320), (20, 33073488), (21, 31498560), (24, 27561240), (27, 24498880), (28, 23623920), (30, 22048992), (32, 20670930), (35, 18899136), (36, 18374160), (40, 16536744), (42, 15749280), (45, 14699328), (48, 13780620), (54, 12249440), (56, 11811960), (60, 11024496), (63, 10499520), (64, 10335465), (70, 9449568), (72, 9187080), (80, 8268372), (84, 7874640), (90, 7349664), (96, 6890310), (105, 6299712), (108, 6124720), (112, 5905980), (120, 5512248), (126, 5249760), (135, 4899776), (140, 4724784), (144, 4593540), (160, 4134186), (168, 3937320), (180, 3674832), (189, 3499840), (192, 3445155), (210, 3149856), (216, 3062360), (224, 2952990), (240, 2756124), (252, 2624880), (270, 2449888), (280, 2362392), (288, 2296770), (315, 2099904), (320, 2067093), (336, 1968660), (360, 1837416), (378, 1749920), (420, 1574928), (432, 1531180), (448, 1476495), (480, 1378062), (504, 1312440), (540, 1224944), (560, 1181196), (576, 1148385), (630, 1049952), (672, 984330), (720, 918708), (756, 874960), (840, 787464), (864, 765590), (945, 699968), (960, 689031), (1008, 656220), (1080, 612472), (1120, 590598), (1260, 524976), (1344, 492165), (1440, 459354), (1512, 437480), (1680, 393732), (1728, 382795), (1890, 349984), (2016, 328110), (2160, 306236), (2240, 295299), (2520, 262488), (2880, 229677), (3024, 218740), (3360, 196866), (3780, 174992), (4032, 164055), (4320, 153118), (5040, 131244), (6048, 109370), (6720, 98433), (7560, 87496), (8640, 76559), (10080, 65622), (10937, 60480), (12096, 54685), (15120, 43748), (20160, 32811), (21874, 30240)]