128902380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2148373}}^1$

素因数の和:2148385

約数の個数: 24

約数和(自身を含む): 360926832

約数和(自身を除く): 232024452

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2148373, 4296746, 6445119, 8593492, 10741865, 12890238, 21483730, 25780476, 32225595, 42967460, 64451190, 128902380]

約数ペア:

[(1, 128902380), (2, 64451190), (3, 42967460), (4, 32225595), (5, 25780476), (6, 21483730), (10, 12890238), (12, 10741865), (15, 8593492), (20, 6445119), (30, 4296746), (60, 2148373)]