428468992

素因数分解:

$2^8\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1321}}^1$

素因数の和:1525

約数の個数: 72

約数和(自身を含む): 983589152

約数和(自身を除く): 555120160

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 181, 224, 256, 362, 448, 724, 896, 1267, 1321, 1448, 1792, 2534, 2642, 2896, 5068, 5284, 5792, 9247, 10136, 10568, 11584, 18494, 20272, 21136, 23168, 36988, 40544, 42272, 46336, 73976, 81088, 84544, 147952, 162176, 169088, 239101, 295904, 324352, 338176, 478202, 591808, 956404, 1183616, 1673707, 1912808, 2367232, 3347414, 3825616, 6694828, 7651232, 13389656, 15302464, 26779312, 30604928, 53558624, 61209856, 107117248, 214234496, 428468992]

約数ペア:

[(1, 428468992), (2, 214234496), (4, 107117248), (7, 61209856), (8, 53558624), (14, 30604928), (16, 26779312), (28, 15302464), (32, 13389656), (56, 7651232), (64, 6694828), (112, 3825616), (128, 3347414), (181, 2367232), (224, 1912808), (256, 1673707), (362, 1183616), (448, 956404), (724, 591808), (896, 478202), (1267, 338176), (1321, 324352), (1448, 295904), (1792, 239101), (2534, 169088), (2642, 162176), (2896, 147952), (5068, 84544), (5284, 81088), (5792, 73976), (9247, 46336), (10136, 42272), (10568, 40544), (11584, 36988), (18494, 23168), (20272, 21136)]