213287520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{444349}}^1$

素因数の和:444367

約数の個数: 48

約数和(自身を含む): 671857200

約数和(自身を除く): 458569680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 444349, 888698, 1333047, 1777396, 2221745, 2666094, 3554792, 4443490, 5332188, 6665235, 7109584, 8886980, 10664376, 13330470, 14219168, 17773960, 21328752, 26660940, 35547920, 42657504, 53321880, 71095840, 106643760, 213287520]

約数ペア:

[(1, 213287520), (2, 106643760), (3, 71095840), (4, 53321880), (5, 42657504), (6, 35547920), (8, 26660940), (10, 21328752), (12, 17773960), (15, 14219168), (16, 13330470), (20, 10664376), (24, 8886980), (30, 7109584), (32, 6665235), (40, 5332188), (48, 4443490), (60, 3554792), (80, 2666094), (96, 2221745), (120, 1777396), (160, 1333047), (240, 888698), (480, 444349)]