212728120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{3529}}^1$

素因数の和:3688

約数の個数: 64

約数和(自身を含む): 526111200

約数和(自身を除く): 313383080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 137, 220, 274, 440, 548, 685, 1096, 1370, 1507, 2740, 3014, 3529, 5480, 6028, 7058, 7535, 12056, 14116, 15070, 17645, 28232, 30140, 35290, 38819, 60280, 70580, 77638, 141160, 155276, 194095, 310552, 388190, 483473, 776380, 966946, 1552760, 1933892, 2417365, 3867784, 4834730, 5318203, 9669460, 10636406, 19338920, 21272812, 26591015, 42545624, 53182030, 106364060, 212728120]

約数ペア:

[(1, 212728120), (2, 106364060), (4, 53182030), (5, 42545624), (8, 26591015), (10, 21272812), (11, 19338920), (20, 10636406), (22, 9669460), (40, 5318203), (44, 4834730), (55, 3867784), (88, 2417365), (110, 1933892), (137, 1552760), (220, 966946), (274, 776380), (440, 483473), (548, 388190), (685, 310552), (1096, 194095), (1370, 155276), (1507, 141160), (2740, 77638), (3014, 70580), (3529, 60280), (5480, 38819), (6028, 35290), (7058, 30140), (7535, 28232), (12056, 17645), (14116, 15070)]