129506720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{115631}}^1$

素因数の和:115653

約数の個数: 48

約数和(自身を含む): 349671168

約数和(自身を除く): 220164448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 115631, 231262, 462524, 578155, 809417, 925048, 1156310, 1618834, 1850096, 2312620, 3237668, 3700192, 4047085, 4625240, 6475336, 8094170, 9250480, 12950672, 16188340, 18500960, 25901344, 32376680, 64753360, 129506720]

約数ペア:

[(1, 129506720), (2, 64753360), (4, 32376680), (5, 25901344), (7, 18500960), (8, 16188340), (10, 12950672), (14, 9250480), (16, 8094170), (20, 6475336), (28, 4625240), (32, 4047085), (35, 3700192), (40, 3237668), (56, 2312620), (70, 1850096), (80, 1618834), (112, 1156310), (140, 925048), (160, 809417), (224, 578155), (280, 462524), (560, 231262), (1120, 115631)]