56305480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:311

約数の個数: 128

約数和(自身を含む): 160392960

約数和(自身を除く): 104087480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 101, 110, 140, 154, 181, 202, 220, 280, 308, 362, 385, 404, 440, 505, 616, 707, 724, 770, 808, 905, 1010, 1111, 1267, 1414, 1448, 1540, 1810, 1991, 2020, 2222, 2534, 2828, 3080, 3535, 3620, 3982, 4040, 4444, 5068, 5555, 5656, 6335, 7070, 7240, 7777, 7964, 8888, 9955, 10136, 11110, 12670, 13937, 14140, 15554, 15928, 18281, 19910, 22220, 25340, 27874, 28280, 31108, 36562, 38885, 39820, 44440, 50680, 55748, 62216, 69685, 73124, 77770, 79640, 91405, 111496, 127967, 139370, 146248, 155540, 182810, 201091, 255934, 278740, 311080, 365620, 402182, 511868, 557480, 639835, 731240, 804364, 1005455, 1023736, 1279670, 1407637, 1608728, 2010910, 2559340, 2815274, 4021820, 5118680, 5630548, 7038185, 8043640, 11261096, 14076370, 28152740, 56305480]

約数ペア:

[(1, 56305480), (2, 28152740), (4, 14076370), (5, 11261096), (7, 8043640), (8, 7038185), (10, 5630548), (11, 5118680), (14, 4021820), (20, 2815274), (22, 2559340), (28, 2010910), (35, 1608728), (40, 1407637), (44, 1279670), (55, 1023736), (56, 1005455), (70, 804364), (77, 731240), (88, 639835), (101, 557480), (110, 511868), (140, 402182), (154, 365620), (181, 311080), (202, 278740), (220, 255934), (280, 201091), (308, 182810), (362, 155540), (385, 146248), (404, 139370), (440, 127967), (505, 111496), (616, 91405), (707, 79640), (724, 77770), (770, 73124), (808, 69685), (905, 62216), (1010, 55748), (1111, 50680), (1267, 44440), (1414, 39820), (1448, 38885), (1540, 36562), (1810, 31108), (1991, 28280), (2020, 27874), (2222, 25340), (2534, 22220), (2828, 19910), (3080, 18281), (3535, 15928), (3620, 15554), (3982, 14140), (4040, 13937), (4444, 12670), (5068, 11110), (5555, 10136), (5656, 9955), (6335, 8888), (7070, 7964), (7240, 7777)]