489023920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{1031}}^1$

素因数の和:1080

約数の個数: 180

約数和(自身を含む): 1455188112

約数和(自身を除く): 966164192

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 121, 140, 154, 176, 196, 220, 242, 245, 280, 308, 385, 392, 440, 484, 490, 539, 560, 605, 616, 770, 784, 847, 880, 968, 980, 1031, 1078, 1210, 1232, 1540, 1694, 1936, 1960, 2062, 2156, 2420, 2695, 3080, 3388, 3920, 4124, 4235, 4312, 4840, 5155, 5390, 5929, 6160, 6776, 7217, 8248, 8470, 8624, 9680, 10310, 10780, 11341, 11858, 13552, 14434, 16496, 16940, 20620, 21560, 22682, 23716, 28868, 29645, 33880, 36085, 41240, 43120, 45364, 47432, 50519, 56705, 57736, 59290, 67760, 72170, 79387, 82480, 90728, 94864, 101038, 113410, 115472, 118580, 124751, 144340, 158774, 181456, 202076, 226820, 237160, 249502, 252595, 288680, 317548, 396935, 404152, 453640, 474320, 499004, 505190, 555709, 577360, 623755, 635096, 793870, 808304, 873257, 907280, 998008, 1010380, 1111418, 1247510, 1270192, 1587740, 1746514, 1996016, 2020760, 2222836, 2495020, 2778545, 3175480, 3493028, 4041520, 4366285, 4445672, 4990040, 5557090, 6112799, 6350960, 6986056, 8732570, 8891344, 9980080, 11114180, 12225598, 13972112, 17465140, 22228360, 24451196, 30563995, 34930280, 44456720, 48902392, 61127990, 69860560, 97804784, 122255980, 244511960, 489023920]

約数ペア:

[(1, 489023920), (2, 244511960), (4, 122255980), (5, 97804784), (7, 69860560), (8, 61127990), (10, 48902392), (11, 44456720), (14, 34930280), (16, 30563995), (20, 24451196), (22, 22228360), (28, 17465140), (35, 13972112), (40, 12225598), (44, 11114180), (49, 9980080), (55, 8891344), (56, 8732570), (70, 6986056), (77, 6350960), (80, 6112799), (88, 5557090), (98, 4990040), (110, 4445672), (112, 4366285), (121, 4041520), (140, 3493028), (154, 3175480), (176, 2778545), (196, 2495020), (220, 2222836), (242, 2020760), (245, 1996016), (280, 1746514), (308, 1587740), (385, 1270192), (392, 1247510), (440, 1111418), (484, 1010380), (490, 998008), (539, 907280), (560, 873257), (605, 808304), (616, 793870), (770, 635096), (784, 623755), (847, 577360), (880, 555709), (968, 505190), (980, 499004), (1031, 474320), (1078, 453640), (1210, 404152), (1232, 396935), (1540, 317548), (1694, 288680), (1936, 252595), (1960, 249502), (2062, 237160), (2156, 226820), (2420, 202076), (2695, 181456), (3080, 158774), (3388, 144340), (3920, 124751), (4124, 118580), (4235, 115472), (4312, 113410), (4840, 101038), (5155, 94864), (5390, 90728), (5929, 82480), (6160, 79387), (6776, 72170), (7217, 67760), (8248, 59290), (8470, 57736), (8624, 56705), (9680, 50519), (10310, 47432), (10780, 45364), (11341, 43120), (11858, 41240), (13552, 36085), (14434, 33880), (16496, 29645), (16940, 28868), (20620, 23716), (21560, 22682)]