251651520

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1481}}^1$

素因数の和:1563

約数の個数: 168

約数和(自身を含む): 880841520

約数和(自身を除く): 629190000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 59, 60, 64, 72, 80, 90, 96, 118, 120, 144, 160, 177, 180, 192, 236, 240, 288, 295, 320, 354, 360, 472, 480, 531, 576, 590, 708, 720, 885, 944, 960, 1062, 1180, 1416, 1440, 1481, 1770, 1888, 2124, 2360, 2655, 2832, 2880, 2962, 3540, 3776, 4248, 4443, 4720, 5310, 5664, 5924, 7080, 7405, 8496, 8886, 9440, 10620, 11328, 11848, 13329, 14160, 14810, 16992, 17772, 18880, 21240, 22215, 23696, 26658, 28320, 29620, 33984, 35544, 42480, 44430, 47392, 53316, 56640, 59240, 66645, 71088, 84960, 87379, 88860, 94784, 106632, 118480, 133290, 142176, 169920, 174758, 177720, 213264, 236960, 262137, 266580, 284352, 349516, 355440, 426528, 436895, 473920, 524274, 533160, 699032, 710880, 786411, 853056, 873790, 1048548, 1066320, 1310685, 1398064, 1421760, 1572822, 1747580, 2097096, 2132640, 2621370, 2796128, 3145644, 3495160, 3932055, 4194192, 4265280, 5242740, 5592256, 6291288, 6990320, 7864110, 8388384, 10485480, 12582576, 13980640, 15728220, 16776768, 20970960, 25165152, 27961280, 31456440, 41941920, 50330304, 62912880, 83883840, 125825760, 251651520]

約数ペア:

[(1, 251651520), (2, 125825760), (3, 83883840), (4, 62912880), (5, 50330304), (6, 41941920), (8, 31456440), (9, 27961280), (10, 25165152), (12, 20970960), (15, 16776768), (16, 15728220), (18, 13980640), (20, 12582576), (24, 10485480), (30, 8388384), (32, 7864110), (36, 6990320), (40, 6291288), (45, 5592256), (48, 5242740), (59, 4265280), (60, 4194192), (64, 3932055), (72, 3495160), (80, 3145644), (90, 2796128), (96, 2621370), (118, 2132640), (120, 2097096), (144, 1747580), (160, 1572822), (177, 1421760), (180, 1398064), (192, 1310685), (236, 1066320), (240, 1048548), (288, 873790), (295, 853056), (320, 786411), (354, 710880), (360, 699032), (472, 533160), (480, 524274), (531, 473920), (576, 436895), (590, 426528), (708, 355440), (720, 349516), (885, 284352), (944, 266580), (960, 262137), (1062, 236960), (1180, 213264), (1416, 177720), (1440, 174758), (1481, 169920), (1770, 142176), (1888, 133290), (2124, 118480), (2360, 106632), (2655, 94784), (2832, 88860), (2880, 87379), (2962, 84960), (3540, 71088), (3776, 66645), (4248, 59240), (4443, 56640), (4720, 53316), (5310, 47392), (5664, 44430), (5924, 42480), (7080, 35544), (7405, 33984), (8496, 29620), (8886, 28320), (9440, 26658), (10620, 23696), (11328, 22215), (11848, 21240), (13329, 18880), (14160, 17772), (14810, 16992)]