638390688

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:655

約数の個数: 192

約数和(自身を含む): 1930521600

約数和(自身を除く): 1292130912

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 29, 31, 32, 39, 48, 52, 58, 62, 78, 87, 93, 96, 104, 116, 124, 156, 174, 186, 208, 232, 248, 312, 348, 372, 377, 403, 416, 464, 496, 569, 624, 696, 744, 754, 806, 899, 928, 992, 1131, 1138, 1209, 1248, 1392, 1488, 1508, 1612, 1707, 1798, 2262, 2276, 2418, 2697, 2784, 2976, 3016, 3224, 3414, 3596, 4524, 4552, 4836, 5394, 6032, 6448, 6828, 7192, 7397, 9048, 9104, 9672, 10788, 11687, 12064, 12896, 13656, 14384, 14794, 16501, 17639, 18096, 18208, 19344, 21576, 22191, 23374, 27312, 28768, 29588, 33002, 35061, 35278, 36192, 38688, 43152, 44382, 46748, 49503, 52917, 54624, 59176, 66004, 70122, 70556, 86304, 88764, 93496, 99006, 105834, 118352, 132008, 140244, 141112, 177528, 186992, 198012, 211668, 214513, 229307, 236704, 264016, 280488, 282224, 355056, 373984, 396024, 423336, 429026, 458614, 511531, 528032, 560976, 564448, 643539, 687921, 710112, 792048, 846672, 858052, 917228, 1023062, 1121952, 1287078, 1375842, 1534593, 1584096, 1693344, 1716104, 1834456, 2046124, 2574156, 2751684, 3069186, 3432208, 3668912, 4092248, 5148312, 5503368, 6138372, 6649903, 6864416, 7337824, 8184496, 10296624, 11006736, 12276744, 13299806, 16368992, 19949709, 20593248, 22013472, 24553488, 26599612, 39899418, 49106976, 53199224, 79798836, 106398448, 159597672, 212796896, 319195344, 638390688]

約数ペア:

[(1, 638390688), (2, 319195344), (3, 212796896), (4, 159597672), (6, 106398448), (8, 79798836), (12, 53199224), (13, 49106976), (16, 39899418), (24, 26599612), (26, 24553488), (29, 22013472), (31, 20593248), (32, 19949709), (39, 16368992), (48, 13299806), (52, 12276744), (58, 11006736), (62, 10296624), (78, 8184496), (87, 7337824), (93, 6864416), (96, 6649903), (104, 6138372), (116, 5503368), (124, 5148312), (156, 4092248), (174, 3668912), (186, 3432208), (208, 3069186), (232, 2751684), (248, 2574156), (312, 2046124), (348, 1834456), (372, 1716104), (377, 1693344), (403, 1584096), (416, 1534593), (464, 1375842), (496, 1287078), (569, 1121952), (624, 1023062), (696, 917228), (744, 858052), (754, 846672), (806, 792048), (899, 710112), (928, 687921), (992, 643539), (1131, 564448), (1138, 560976), (1209, 528032), (1248, 511531), (1392, 458614), (1488, 429026), (1508, 423336), (1612, 396024), (1707, 373984), (1798, 355056), (2262, 282224), (2276, 280488), (2418, 264016), (2697, 236704), (2784, 229307), (2976, 214513), (3016, 211668), (3224, 198012), (3414, 186992), (3596, 177528), (4524, 141112), (4552, 140244), (4836, 132008), (5394, 118352), (6032, 105834), (6448, 99006), (6828, 93496), (7192, 88764), (7397, 86304), (9048, 70556), (9104, 70122), (9672, 66004), (10788, 59176), (11687, 54624), (12064, 52917), (12896, 49503), (13656, 46748), (14384, 44382), (14794, 43152), (16501, 38688), (17639, 36192), (18096, 35278), (18208, 35061), (19344, 33002), (21576, 29588), (22191, 28768), (23374, 27312)]