12172140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{22541}}^1$

素因数の和:22559

約数の個数: 48

約数和(自身を含む): 37870560

約数和(自身を除く): 25698420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 22541, 45082, 67623, 90164, 112705, 135246, 202869, 225410, 270492, 338115, 405738, 450820, 608607, 676230, 811476, 1014345, 1217214, 1352460, 2028690, 2434428, 3043035, 4057380, 6086070, 12172140]

約数ペア:

[(1, 12172140), (2, 6086070), (3, 4057380), (4, 3043035), (5, 2434428), (6, 2028690), (9, 1352460), (10, 1217214), (12, 1014345), (15, 811476), (18, 676230), (20, 608607), (27, 450820), (30, 405738), (36, 338115), (45, 270492), (54, 225410), (60, 202869), (90, 135246), (108, 112705), (135, 90164), (180, 67623), (270, 45082), (540, 22541)]