86351440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{569}}^1$

素因数の和:860

約数の個数: 80

約数和(自身を含む): 230699520

約数和(自身を除く): 144348080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 271, 280, 542, 560, 569, 1084, 1138, 1355, 1897, 2168, 2276, 2710, 2845, 3794, 3983, 4336, 4552, 5420, 5690, 7588, 7966, 9104, 9485, 10840, 11380, 15176, 15932, 18970, 19915, 21680, 22760, 30352, 31864, 37940, 39830, 45520, 63728, 75880, 79660, 151760, 154199, 159320, 308398, 318640, 616796, 770995, 1079393, 1233592, 1541990, 2158786, 2467184, 3083980, 4317572, 5396965, 6167960, 8635144, 10793930, 12335920, 17270288, 21587860, 43175720, 86351440]

約数ペア:

[(1, 86351440), (2, 43175720), (4, 21587860), (5, 17270288), (7, 12335920), (8, 10793930), (10, 8635144), (14, 6167960), (16, 5396965), (20, 4317572), (28, 3083980), (35, 2467184), (40, 2158786), (56, 1541990), (70, 1233592), (80, 1079393), (112, 770995), (140, 616796), (271, 318640), (280, 308398), (542, 159320), (560, 154199), (569, 151760), (1084, 79660), (1138, 75880), (1355, 63728), (1897, 45520), (2168, 39830), (2276, 37940), (2710, 31864), (2845, 30352), (3794, 22760), (3983, 21680), (4336, 19915), (4552, 18970), (5420, 15932), (5690, 15176), (7588, 11380), (7966, 10840), (9104, 9485)]