27470520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{991}}^1$

素因数の和:1026

約数の個数: 192

約数和(自身を含む): 111421440

約数和(自身を除く): 83950920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 110, 120, 126, 132, 140, 154, 165, 168, 180, 198, 210, 220, 231, 252, 264, 280, 308, 315, 330, 360, 385, 396, 420, 440, 462, 495, 504, 616, 630, 660, 693, 770, 792, 840, 924, 990, 991, 1155, 1260, 1320, 1386, 1540, 1848, 1980, 1982, 2310, 2520, 2772, 2973, 3080, 3465, 3960, 3964, 4620, 4955, 5544, 5946, 6930, 6937, 7928, 8919, 9240, 9910, 10901, 11892, 13860, 13874, 14865, 17838, 19820, 20811, 21802, 23784, 27720, 27748, 29730, 32703, 34685, 35676, 39640, 41622, 43604, 44595, 54505, 55496, 59460, 62433, 65406, 69370, 71352, 76307, 83244, 87208, 89190, 98109, 104055, 109010, 118920, 124866, 130812, 138740, 152614, 163515, 166488, 178380, 196218, 208110, 218020, 228921, 249732, 261624, 277480, 305228, 312165, 327030, 356760, 381535, 392436, 416220, 436040, 457842, 490545, 499464, 610456, 624330, 654060, 686763, 763070, 784872, 832440, 915684, 981090, 1144605, 1248660, 1308120, 1373526, 1526140, 1831368, 1962180, 2289210, 2497320, 2747052, 3052280, 3433815, 3924360, 4578420, 5494104, 6867630, 9156840, 13735260, 27470520]

約数ペア:

[(1, 27470520), (2, 13735260), (3, 9156840), (4, 6867630), (5, 5494104), (6, 4578420), (7, 3924360), (8, 3433815), (9, 3052280), (10, 2747052), (11, 2497320), (12, 2289210), (14, 1962180), (15, 1831368), (18, 1526140), (20, 1373526), (21, 1308120), (22, 1248660), (24, 1144605), (28, 981090), (30, 915684), (33, 832440), (35, 784872), (36, 763070), (40, 686763), (42, 654060), (44, 624330), (45, 610456), (55, 499464), (56, 490545), (60, 457842), (63, 436040), (66, 416220), (70, 392436), (72, 381535), (77, 356760), (84, 327030), (88, 312165), (90, 305228), (99, 277480), (105, 261624), (110, 249732), (120, 228921), (126, 218020), (132, 208110), (140, 196218), (154, 178380), (165, 166488), (168, 163515), (180, 152614), (198, 138740), (210, 130812), (220, 124866), (231, 118920), (252, 109010), (264, 104055), (280, 98109), (308, 89190), (315, 87208), (330, 83244), (360, 76307), (385, 71352), (396, 69370), (420, 65406), (440, 62433), (462, 59460), (495, 55496), (504, 54505), (616, 44595), (630, 43604), (660, 41622), (693, 39640), (770, 35676), (792, 34685), (840, 32703), (924, 29730), (990, 27748), (991, 27720), (1155, 23784), (1260, 21802), (1320, 20811), (1386, 19820), (1540, 17838), (1848, 14865), (1980, 13874), (1982, 13860), (2310, 11892), (2520, 10901), (2772, 9910), (2973, 9240), (3080, 8919), (3465, 7928), (3960, 6937), (3964, 6930), (4620, 5946), (4955, 5544)]