138640500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{30809}}^1$

素因数の和:30834

約数の個数: 72

約数和(自身を含む): 437378760

約数和(自身を除く): 298738260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 750, 900, 1125, 1500, 2250, 4500, 30809, 61618, 92427, 123236, 154045, 184854, 277281, 308090, 369708, 462135, 554562, 616180, 770225, 924270, 1109124, 1386405, 1540450, 1848540, 2310675, 2772810, 3080900, 3851125, 4621350, 5545620, 6932025, 7702250, 9242700, 11553375, 13864050, 15404500, 23106750, 27728100, 34660125, 46213500, 69320250, 138640500]

約数ペア:

[(1, 138640500), (2, 69320250), (3, 46213500), (4, 34660125), (5, 27728100), (6, 23106750), (9, 15404500), (10, 13864050), (12, 11553375), (15, 9242700), (18, 7702250), (20, 6932025), (25, 5545620), (30, 4621350), (36, 3851125), (45, 3080900), (50, 2772810), (60, 2310675), (75, 1848540), (90, 1540450), (100, 1386405), (125, 1109124), (150, 924270), (180, 770225), (225, 616180), (250, 554562), (300, 462135), (375, 369708), (450, 308090), (500, 277281), (750, 184854), (900, 154045), (1125, 123236), (1500, 92427), (2250, 61618), (4500, 30809)]