157571280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{218849}}^1$

素因数の和:218868

約数の個数: 60

約数和(自身を含む): 529179300

約数和(自身を除く): 371608020

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 218849, 437698, 656547, 875396, 1094245, 1313094, 1750792, 1969641, 2188490, 2626188, 3282735, 3501584, 3939282, 4376980, 5252376, 6565470, 7878564, 8753960, 9848205, 10504752, 13130940, 15757128, 17507920, 19696410, 26261880, 31514256, 39392820, 52523760, 78785640, 157571280]

約数ペア:

[(1, 157571280), (2, 78785640), (3, 52523760), (4, 39392820), (5, 31514256), (6, 26261880), (8, 19696410), (9, 17507920), (10, 15757128), (12, 13130940), (15, 10504752), (16, 9848205), (18, 8753960), (20, 7878564), (24, 6565470), (30, 5252376), (36, 4376980), (40, 3939282), (45, 3501584), (48, 3282735), (60, 2626188), (72, 2188490), (80, 1969641), (90, 1750792), (120, 1313094), (144, 1094245), (180, 875396), (240, 656547), (360, 437698), (720, 218849)]