1260471520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:246

約数の個数: 288

約数和(自身を含む): 3822432768

約数和(自身を除く): 2561961248

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 71, 77, 80, 88, 110, 112, 121, 131, 140, 142, 154, 160, 176, 220, 224, 242, 262, 280, 284, 308, 352, 355, 385, 440, 484, 497, 524, 560, 568, 605, 616, 655, 710, 770, 781, 847, 880, 917, 968, 994, 1048, 1120, 1136, 1210, 1232, 1310, 1420, 1441, 1540, 1562, 1694, 1760, 1834, 1936, 1988, 2096, 2272, 2420, 2464, 2485, 2620, 2840, 2882, 3080, 3124, 3388, 3668, 3872, 3905, 3976, 4192, 4235, 4585, 4840, 4970, 5240, 5467, 5680, 5764, 6160, 6248, 6776, 7205, 7336, 7810, 7952, 8470, 8591, 9170, 9301, 9680, 9940, 10087, 10480, 10934, 11360, 11528, 12320, 12496, 13552, 14410, 14672, 15620, 15851, 15904, 16940, 17182, 18340, 18602, 19360, 19880, 20174, 20960, 21868, 23056, 24992, 27104, 27335, 28820, 29344, 31240, 31702, 33880, 34364, 36680, 37204, 39760, 40348, 42955, 43736, 46112, 46505, 50435, 54670, 57640, 60137, 62480, 63404, 65107, 67760, 68728, 73360, 74408, 79255, 79520, 80696, 85910, 87472, 93010, 100870, 102311, 109340, 110957, 115280, 120274, 124960, 126808, 130214, 135520, 137456, 146720, 148816, 158510, 161392, 171820, 174944, 186020, 201740, 204622, 218680, 221914, 230560, 240548, 253616, 260428, 274912, 297632, 300685, 317020, 322784, 325535, 343640, 372040, 403480, 409244, 437360, 443828, 481096, 507232, 511555, 520856, 554785, 601370, 634040, 651070, 687280, 716177, 744080, 806960, 818488, 874720, 887656, 962192, 1023110, 1041712, 1109570, 1125421, 1202740, 1268080, 1302140, 1374560, 1432354, 1488160, 1613920, 1636976, 1775312, 1924384, 2046220, 2083424, 2219140, 2250842, 2405480, 2536160, 2604280, 2864708, 3273952, 3550624, 3580885, 4092440, 4438280, 4501684, 4810960, 5208560, 5627105, 5729416, 7161770, 7877947, 8184880, 8876560, 9003368, 9621920, 10417120, 11254210, 11458832, 14323540, 15755894, 16369760, 17753120, 18006736, 22508420, 22917664, 28647080, 31511788, 36013472, 39389735, 45016840, 57294160, 63023576, 78779470, 90033680, 114588320, 126047152, 157558940, 180067360, 252094304, 315117880, 630235760, 1260471520]

約数ペア:

[(1, 1260471520), (2, 630235760), (4, 315117880), (5, 252094304), (7, 180067360), (8, 157558940), (10, 126047152), (11, 114588320), (14, 90033680), (16, 78779470), (20, 63023576), (22, 57294160), (28, 45016840), (32, 39389735), (35, 36013472), (40, 31511788), (44, 28647080), (55, 22917664), (56, 22508420), (70, 18006736), (71, 17753120), (77, 16369760), (80, 15755894), (88, 14323540), (110, 11458832), (112, 11254210), (121, 10417120), (131, 9621920), (140, 9003368), (142, 8876560), (154, 8184880), (160, 7877947), (176, 7161770), (220, 5729416), (224, 5627105), (242, 5208560), (262, 4810960), (280, 4501684), (284, 4438280), (308, 4092440), (352, 3580885), (355, 3550624), (385, 3273952), (440, 2864708), (484, 2604280), (497, 2536160), (524, 2405480), (560, 2250842), (568, 2219140), (605, 2083424), (616, 2046220), (655, 1924384), (710, 1775312), (770, 1636976), (781, 1613920), (847, 1488160), (880, 1432354), (917, 1374560), (968, 1302140), (994, 1268080), (1048, 1202740), (1120, 1125421), (1136, 1109570), (1210, 1041712), (1232, 1023110), (1310, 962192), (1420, 887656), (1441, 874720), (1540, 818488), (1562, 806960), (1694, 744080), (1760, 716177), (1834, 687280), (1936, 651070), (1988, 634040), (2096, 601370), (2272, 554785), (2420, 520856), (2464, 511555), (2485, 507232), (2620, 481096), (2840, 443828), (2882, 437360), (3080, 409244), (3124, 403480), (3388, 372040), (3668, 343640), (3872, 325535), (3905, 322784), (3976, 317020), (4192, 300685), (4235, 297632), (4585, 274912), (4840, 260428), (4970, 253616), (5240, 240548), (5467, 230560), (5680, 221914), (5764, 218680), (6160, 204622), (6248, 201740), (6776, 186020), (7205, 174944), (7336, 171820), (7810, 161392), (7952, 158510), (8470, 148816), (8591, 146720), (9170, 137456), (9301, 135520), (9680, 130214), (9940, 126808), (10087, 124960), (10480, 120274), (10934, 115280), (11360, 110957), (11528, 109340), (12320, 102311), (12496, 100870), (13552, 93010), (14410, 87472), (14672, 85910), (15620, 80696), (15851, 79520), (15904, 79255), (16940, 74408), (17182, 73360), (18340, 68728), (18602, 67760), (19360, 65107), (19880, 63404), (20174, 62480), (20960, 60137), (21868, 57640), (23056, 54670), (24992, 50435), (27104, 46505), (27335, 46112), (28820, 43736), (29344, 42955), (31240, 40348), (31702, 39760), (33880, 37204), (34364, 36680)]