305728500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2647}}^1$

素因数の和:2687

約数の個数: 192

約数和(自身を含む): 1110380544

約数和(自身を除く): 804652044

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 25, 28, 30, 33, 35, 42, 44, 50, 55, 60, 66, 70, 75, 77, 84, 100, 105, 110, 125, 132, 140, 150, 154, 165, 175, 210, 220, 231, 250, 275, 300, 308, 330, 350, 375, 385, 420, 462, 500, 525, 550, 660, 700, 750, 770, 825, 875, 924, 1050, 1100, 1155, 1375, 1500, 1540, 1650, 1750, 1925, 2100, 2310, 2625, 2647, 2750, 3300, 3500, 3850, 4125, 4620, 5250, 5294, 5500, 5775, 7700, 7941, 8250, 9625, 10500, 10588, 11550, 13235, 15882, 16500, 18529, 19250, 23100, 26470, 28875, 29117, 31764, 37058, 38500, 39705, 52940, 55587, 57750, 58234, 66175, 74116, 79410, 87351, 92645, 111174, 115500, 116468, 132350, 145585, 158820, 174702, 185290, 198525, 203819, 222348, 264700, 277935, 291170, 330875, 349404, 370580, 397050, 407638, 436755, 463225, 555870, 582340, 611457, 661750, 727925, 794100, 815276, 873510, 926450, 992625, 1019095, 1111740, 1222914, 1323500, 1389675, 1455850, 1747020, 1852900, 1985250, 2038190, 2183775, 2316125, 2445828, 2779350, 2911700, 3057285, 3639625, 3970500, 4076380, 4367550, 4632250, 5095475, 5558700, 6114570, 6948375, 7279250, 8735100, 9264500, 10190950, 10918875, 12229140, 13896750, 14558500, 15286425, 20381900, 21837750, 25477375, 27793500, 30572850, 43675500, 50954750, 61145700, 76432125, 101909500, 152864250, 305728500]

約数ペア:

[(1, 305728500), (2, 152864250), (3, 101909500), (4, 76432125), (5, 61145700), (6, 50954750), (7, 43675500), (10, 30572850), (11, 27793500), (12, 25477375), (14, 21837750), (15, 20381900), (20, 15286425), (21, 14558500), (22, 13896750), (25, 12229140), (28, 10918875), (30, 10190950), (33, 9264500), (35, 8735100), (42, 7279250), (44, 6948375), (50, 6114570), (55, 5558700), (60, 5095475), (66, 4632250), (70, 4367550), (75, 4076380), (77, 3970500), (84, 3639625), (100, 3057285), (105, 2911700), (110, 2779350), (125, 2445828), (132, 2316125), (140, 2183775), (150, 2038190), (154, 1985250), (165, 1852900), (175, 1747020), (210, 1455850), (220, 1389675), (231, 1323500), (250, 1222914), (275, 1111740), (300, 1019095), (308, 992625), (330, 926450), (350, 873510), (375, 815276), (385, 794100), (420, 727925), (462, 661750), (500, 611457), (525, 582340), (550, 555870), (660, 463225), (700, 436755), (750, 407638), (770, 397050), (825, 370580), (875, 349404), (924, 330875), (1050, 291170), (1100, 277935), (1155, 264700), (1375, 222348), (1500, 203819), (1540, 198525), (1650, 185290), (1750, 174702), (1925, 158820), (2100, 145585), (2310, 132350), (2625, 116468), (2647, 115500), (2750, 111174), (3300, 92645), (3500, 87351), (3850, 79410), (4125, 74116), (4620, 66175), (5250, 58234), (5294, 57750), (5500, 55587), (5775, 52940), (7700, 39705), (7941, 38500), (8250, 37058), (9625, 31764), (10500, 29117), (10588, 28875), (11550, 26470), (13235, 23100), (15882, 19250), (16500, 18529)]