1214892760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{41549}}^1$

素因数の和:41620

約数の個数: 64

約数和(自身を含む): 2961684000

約数和(自身を除く): 1746791240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 430, 680, 731, 860, 1462, 1720, 2924, 3655, 5848, 7310, 14620, 29240, 41549, 83098, 166196, 207745, 332392, 415490, 706333, 830980, 1412666, 1661960, 1786607, 2825332, 3531665, 3573214, 5650664, 7063330, 7146428, 8933035, 14126660, 14292856, 17866070, 28253320, 30372319, 35732140, 60744638, 71464280, 121489276, 151861595, 242978552, 303723190, 607446380, 1214892760]

約数ペア:

[(1, 1214892760), (2, 607446380), (4, 303723190), (5, 242978552), (8, 151861595), (10, 121489276), (17, 71464280), (20, 60744638), (34, 35732140), (40, 30372319), (43, 28253320), (68, 17866070), (85, 14292856), (86, 14126660), (136, 8933035), (170, 7146428), (172, 7063330), (215, 5650664), (340, 3573214), (344, 3531665), (430, 2825332), (680, 1786607), (731, 1661960), (860, 1412666), (1462, 830980), (1720, 706333), (2924, 415490), (3655, 332392), (5848, 207745), (7310, 166196), (14620, 83098), (29240, 41549)]