23158520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:205

約数の個数: 128

約数和(自身を含む): 66493440

約数和(自身を除く): 43334920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 73, 77, 88, 103, 110, 140, 146, 154, 206, 220, 280, 292, 308, 365, 385, 412, 440, 511, 515, 584, 616, 721, 730, 770, 803, 824, 1022, 1030, 1133, 1442, 1460, 1540, 1606, 2044, 2060, 2266, 2555, 2884, 2920, 3080, 3212, 3605, 4015, 4088, 4120, 4532, 5110, 5621, 5665, 5768, 6424, 7210, 7519, 7931, 8030, 9064, 10220, 11242, 11330, 14420, 15038, 15862, 16060, 20440, 22484, 22660, 28105, 28840, 30076, 31724, 32120, 37595, 39655, 44968, 45320, 52633, 56210, 60152, 63448, 75190, 79310, 82709, 105266, 112420, 150380, 158620, 165418, 210532, 224840, 263165, 300760, 317240, 330836, 413545, 421064, 526330, 578963, 661672, 827090, 1052660, 1157926, 1654180, 2105320, 2315852, 2894815, 3308360, 4631704, 5789630, 11579260, 23158520]

約数ペア:

[(1, 23158520), (2, 11579260), (4, 5789630), (5, 4631704), (7, 3308360), (8, 2894815), (10, 2315852), (11, 2105320), (14, 1654180), (20, 1157926), (22, 1052660), (28, 827090), (35, 661672), (40, 578963), (44, 526330), (55, 421064), (56, 413545), (70, 330836), (73, 317240), (77, 300760), (88, 263165), (103, 224840), (110, 210532), (140, 165418), (146, 158620), (154, 150380), (206, 112420), (220, 105266), (280, 82709), (292, 79310), (308, 75190), (365, 63448), (385, 60152), (412, 56210), (440, 52633), (511, 45320), (515, 44968), (584, 39655), (616, 37595), (721, 32120), (730, 31724), (770, 30076), (803, 28840), (824, 28105), (1022, 22660), (1030, 22484), (1133, 20440), (1442, 16060), (1460, 15862), (1540, 15038), (1606, 14420), (2044, 11330), (2060, 11242), (2266, 10220), (2555, 9064), (2884, 8030), (2920, 7931), (3080, 7519), (3212, 7210), (3605, 6424), (4015, 5768), (4088, 5665), (4120, 5621), (4532, 5110)]