90971280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{126349}}^1$

素因数の和:126368

約数の個数: 60

約数和(自身を含む): 305514300

約数和(自身を除く): 214543020

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, 126349, 252698, 379047, 505396, 631745, 758094, 1010792, 1137141, 1263490, 1516188, 1895235, 2021584, 2274282, 2526980, 3032376, 3790470, 4548564, 5053960, 5685705, 6064752, 7580940, 9097128, 10107920, 11371410, 15161880, 18194256, 22742820, 30323760, 45485640, 90971280]

約数ペア:

[(1, 90971280), (2, 45485640), (3, 30323760), (4, 22742820), (5, 18194256), (6, 15161880), (8, 11371410), (9, 10107920), (10, 9097128), (12, 7580940), (15, 6064752), (16, 5685705), (18, 5053960), (20, 4548564), (24, 3790470), (30, 3032376), (36, 2526980), (40, 2274282), (45, 2021584), (48, 1895235), (60, 1516188), (72, 1263490), (80, 1137141), (90, 1010792), (120, 758094), (144, 631745), (180, 505396), (240, 379047), (360, 252698), (720, 126349)]