347946640

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{3191}}^1$

素因数の和:3280

約数の個数: 80

約数和(自身を含む): 854945280

約数和(自身を除く): 506998640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 47, 58, 80, 94, 116, 145, 188, 232, 235, 290, 376, 464, 470, 580, 752, 940, 1160, 1363, 1880, 2320, 2726, 3191, 3760, 5452, 6382, 6815, 10904, 12764, 13630, 15955, 21808, 25528, 27260, 31910, 51056, 54520, 63820, 92539, 109040, 127640, 149977, 185078, 255280, 299954, 370156, 462695, 599908, 740312, 749885, 925390, 1199816, 1480624, 1499770, 1850780, 2399632, 2999540, 3701560, 4349333, 5999080, 7403120, 8698666, 11998160, 17397332, 21746665, 34794664, 43493330, 69589328, 86986660, 173973320, 347946640]

約数ペア:

[(1, 347946640), (2, 173973320), (4, 86986660), (5, 69589328), (8, 43493330), (10, 34794664), (16, 21746665), (20, 17397332), (29, 11998160), (40, 8698666), (47, 7403120), (58, 5999080), (80, 4349333), (94, 3701560), (116, 2999540), (145, 2399632), (188, 1850780), (232, 1499770), (235, 1480624), (290, 1199816), (376, 925390), (464, 749885), (470, 740312), (580, 599908), (752, 462695), (940, 370156), (1160, 299954), (1363, 255280), (1880, 185078), (2320, 149977), (2726, 127640), (3191, 109040), (3760, 92539), (5452, 63820), (6382, 54520), (6815, 51056), (10904, 31910), (12764, 27260), (13630, 25528), (15955, 21808)]