13040720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:133

約数の個数: 160

約数和(自身を含む): 39640320

約数和(自身を除く): 26599600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 35, 40, 44, 55, 56, 58, 70, 73, 77, 80, 88, 110, 112, 116, 140, 145, 146, 154, 176, 203, 220, 232, 280, 290, 292, 308, 319, 365, 385, 406, 440, 464, 511, 560, 580, 584, 616, 638, 730, 770, 803, 812, 880, 1015, 1022, 1160, 1168, 1232, 1276, 1460, 1540, 1595, 1606, 1624, 2030, 2044, 2117, 2233, 2320, 2552, 2555, 2920, 3080, 3190, 3212, 3248, 4015, 4060, 4088, 4234, 4466, 5104, 5110, 5621, 5840, 6160, 6380, 6424, 8030, 8120, 8176, 8468, 8932, 10220, 10585, 11165, 11242, 12760, 12848, 14819, 16060, 16240, 16936, 17864, 20440, 21170, 22330, 22484, 23287, 25520, 28105, 29638, 32120, 33872, 35728, 40880, 42340, 44660, 44968, 46574, 56210, 59276, 64240, 74095, 84680, 89320, 89936, 93148, 112420, 116435, 118552, 148190, 163009, 169360, 178640, 186296, 224840, 232870, 237104, 296380, 326018, 372592, 449680, 465740, 592760, 652036, 815045, 931480, 1185520, 1304072, 1630090, 1862960, 2608144, 3260180, 6520360, 13040720]

約数ペア:

[(1, 13040720), (2, 6520360), (4, 3260180), (5, 2608144), (7, 1862960), (8, 1630090), (10, 1304072), (11, 1185520), (14, 931480), (16, 815045), (20, 652036), (22, 592760), (28, 465740), (29, 449680), (35, 372592), (40, 326018), (44, 296380), (55, 237104), (56, 232870), (58, 224840), (70, 186296), (73, 178640), (77, 169360), (80, 163009), (88, 148190), (110, 118552), (112, 116435), (116, 112420), (140, 93148), (145, 89936), (146, 89320), (154, 84680), (176, 74095), (203, 64240), (220, 59276), (232, 56210), (280, 46574), (290, 44968), (292, 44660), (308, 42340), (319, 40880), (365, 35728), (385, 33872), (406, 32120), (440, 29638), (464, 28105), (511, 25520), (560, 23287), (580, 22484), (584, 22330), (616, 21170), (638, 20440), (730, 17864), (770, 16936), (803, 16240), (812, 16060), (880, 14819), (1015, 12848), (1022, 12760), (1160, 11242), (1168, 11165), (1232, 10585), (1276, 10220), (1460, 8932), (1540, 8468), (1595, 8176), (1606, 8120), (1624, 8030), (2030, 6424), (2044, 6380), (2117, 6160), (2233, 5840), (2320, 5621), (2552, 5110), (2555, 5104), (2920, 4466), (3080, 4234), (3190, 4088), (3212, 4060), (3248, 4015)]