87020040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{769}}^1$

素因数の和:847

約数の個数: 128

約数和(自身を含む): 279417600

約数和(自身を除く): 192397560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 41, 46, 60, 69, 82, 92, 115, 120, 123, 138, 164, 184, 205, 230, 246, 276, 328, 345, 410, 460, 492, 552, 615, 690, 769, 820, 920, 943, 984, 1230, 1380, 1538, 1640, 1886, 2307, 2460, 2760, 2829, 3076, 3772, 3845, 4614, 4715, 4920, 5658, 6152, 7544, 7690, 9228, 9430, 11316, 11535, 14145, 15380, 17687, 18456, 18860, 22632, 23070, 28290, 30760, 31529, 35374, 37720, 46140, 53061, 56580, 63058, 70748, 88435, 92280, 94587, 106122, 113160, 126116, 141496, 157645, 176870, 189174, 212244, 252232, 265305, 315290, 353740, 378348, 424488, 472935, 530610, 630580, 707480, 725167, 756696, 945870, 1061220, 1261160, 1450334, 1891740, 2122440, 2175501, 2900668, 3625835, 3783480, 4351002, 5801336, 7251670, 8702004, 10877505, 14503340, 17404008, 21755010, 29006680, 43510020, 87020040]

約数ペア:

[(1, 87020040), (2, 43510020), (3, 29006680), (4, 21755010), (5, 17404008), (6, 14503340), (8, 10877505), (10, 8702004), (12, 7251670), (15, 5801336), (20, 4351002), (23, 3783480), (24, 3625835), (30, 2900668), (40, 2175501), (41, 2122440), (46, 1891740), (60, 1450334), (69, 1261160), (82, 1061220), (92, 945870), (115, 756696), (120, 725167), (123, 707480), (138, 630580), (164, 530610), (184, 472935), (205, 424488), (230, 378348), (246, 353740), (276, 315290), (328, 265305), (345, 252232), (410, 212244), (460, 189174), (492, 176870), (552, 157645), (615, 141496), (690, 126116), (769, 113160), (820, 106122), (920, 94587), (943, 92280), (984, 88435), (1230, 70748), (1380, 63058), (1538, 56580), (1640, 53061), (1886, 46140), (2307, 37720), (2460, 35374), (2760, 31529), (2829, 30760), (3076, 28290), (3772, 23070), (3845, 22632), (4614, 18860), (4715, 18456), (4920, 17687), (5658, 15380), (6152, 14145), (7544, 11535), (7690, 11316), (9228, 9430)]