142758320

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{9859}}^1$

素因数の和:10053

約数の個数: 40

約数和(自身を含む): 333780720

約数和(自身を除く): 191022400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 905, 1448, 1810, 2896, 3620, 7240, 9859, 14480, 19718, 39436, 49295, 78872, 98590, 157744, 197180, 394360, 788720, 1784479, 3568958, 7137916, 8922395, 14275832, 17844790, 28551664, 35689580, 71379160, 142758320]

約数ペア:

[(1, 142758320), (2, 71379160), (4, 35689580), (5, 28551664), (8, 17844790), (10, 14275832), (16, 8922395), (20, 7137916), (40, 3568958), (80, 1784479), (181, 788720), (362, 394360), (724, 197180), (905, 157744), (1448, 98590), (1810, 78872), (2896, 49295), (3620, 39436), (7240, 19718), (9859, 14480)]