255820253440

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{47059}}^1$

素因数の和:47248

約数の個数: 144

約数和(自身を含む): 637166799360

約数和(自身を除く): 381346545920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 137, 155, 160, 248, 256, 274, 310, 320, 496, 548, 620, 640, 685, 992, 1096, 1240, 1280, 1370, 1984, 2192, 2480, 2740, 3968, 4247, 4384, 4960, 5480, 7936, 8494, 8768, 9920, 10960, 16988, 17536, 19840, 21235, 21920, 33976, 35072, 39680, 42470, 43840, 47059, 67952, 84940, 87680, 94118, 135904, 169880, 175360, 188236, 235295, 271808, 339760, 376472, 470590, 543616, 679520, 752944, 941180, 1087232, 1359040, 1458829, 1505888, 1882360, 2718080, 2917658, 3011776, 3764720, 5436160, 5835316, 6023552, 6447083, 7294145, 7529440, 11670632, 12047104, 12894166, 14588290, 15058880, 23341264, 25788332, 29176580, 30117760, 32235415, 46682528, 51576664, 58353160, 60235520, 64470830, 93365056, 103153328, 116706320, 128941660, 186730112, 199859573, 206306656, 233412640, 257883320, 373460224, 399719146, 412613312, 466825280, 515766640, 799438292, 825226624, 933650560, 999297865, 1031533280, 1598876584, 1650453248, 1867301120, 1998595730, 2063066560, 3197753168, 3997191460, 4126133120, 6395506336, 7994382920, 8252266240, 12791012672, 15988765840, 25582025344, 31977531680, 51164050688, 63955063360, 127910126720, 255820253440]

約数ペア:

[(1, 255820253440), (2, 127910126720), (4, 63955063360), (5, 51164050688), (8, 31977531680), (10, 25582025344), (16, 15988765840), (20, 12791012672), (31, 8252266240), (32, 7994382920), (40, 6395506336), (62, 4126133120), (64, 3997191460), (80, 3197753168), (124, 2063066560), (128, 1998595730), (137, 1867301120), (155, 1650453248), (160, 1598876584), (248, 1031533280), (256, 999297865), (274, 933650560), (310, 825226624), (320, 799438292), (496, 515766640), (548, 466825280), (620, 412613312), (640, 399719146), (685, 373460224), (992, 257883320), (1096, 233412640), (1240, 206306656), (1280, 199859573), (1370, 186730112), (1984, 128941660), (2192, 116706320), (2480, 103153328), (2740, 93365056), (3968, 64470830), (4247, 60235520), (4384, 58353160), (4960, 51576664), (5480, 46682528), (7936, 32235415), (8494, 30117760), (8768, 29176580), (9920, 25788332), (10960, 23341264), (16988, 15058880), (17536, 14588290), (19840, 12894166), (21235, 12047104), (21920, 11670632), (33976, 7529440), (35072, 7294145), (39680, 6447083), (42470, 6023552), (43840, 5835316), (47059, 5436160), (67952, 3764720), (84940, 3011776), (87680, 2917658), (94118, 2718080), (135904, 1882360), (169880, 1505888), (175360, 1458829), (188236, 1359040), (235295, 1087232), (271808, 941180), (339760, 752944), (376472, 679520), (470590, 543616)]