64393020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{357739}}^1$

素因数の和:357754

約数の個数: 36

約数和(自身を含む): 195326040

約数和(自身を除く): 130933020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 357739, 715478, 1073217, 1430956, 1788695, 2146434, 3219651, 3577390, 4292868, 5366085, 6439302, 7154780, 10732170, 12878604, 16098255, 21464340, 32196510, 64393020]

約数ペア:

[(1, 64393020), (2, 32196510), (3, 21464340), (4, 16098255), (5, 12878604), (6, 10732170), (9, 7154780), (10, 6439302), (12, 5366085), (15, 4292868), (18, 3577390), (20, 3219651), (30, 2146434), (36, 1788695), (45, 1430956), (60, 1073217), (90, 715478), (180, 357739)]