254545920

素因数分解:

$2^{12}\times 3^2\times 5^1\times {\mathrm{1381}}^1$

素因数の和:1416

約数の個数: 156

約数和(自身を含む): 882957036

約数和(自身を除く): 628411116

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1381, 1440, 1536, 1920, 2048, 2304, 2560, 2762, 2880, 3072, 3840, 4096, 4143, 4608, 5120, 5524, 5760, 6144, 6905, 7680, 8286, 9216, 10240, 11048, 11520, 12288, 12429, 13810, 15360, 16572, 18432, 20480, 20715, 22096, 23040, 24858, 27620, 30720, 33144, 36864, 41430, 44192, 46080, 49716, 55240, 61440, 62145, 66288, 82860, 88384, 92160, 99432, 110480, 124290, 132576, 165720, 176768, 184320, 198864, 220960, 248580, 265152, 331440, 353536, 397728, 441920, 497160, 530304, 662880, 707072, 795456, 883840, 994320, 1060608, 1325760, 1414144, 1590912, 1767680, 1988640, 2121216, 2651520, 2828288, 3181824, 3535360, 3977280, 4242432, 5303040, 5656576, 6363648, 7070720, 7954560, 8484864, 10606080, 12727296, 14141440, 15909120, 16969728, 21212160, 25454592, 28282880, 31818240, 42424320, 50909184, 63636480, 84848640, 127272960, 254545920]

約数ペア:

[(1, 254545920), (2, 127272960), (3, 84848640), (4, 63636480), (5, 50909184), (6, 42424320), (8, 31818240), (9, 28282880), (10, 25454592), (12, 21212160), (15, 16969728), (16, 15909120), (18, 14141440), (20, 12727296), (24, 10606080), (30, 8484864), (32, 7954560), (36, 7070720), (40, 6363648), (45, 5656576), (48, 5303040), (60, 4242432), (64, 3977280), (72, 3535360), (80, 3181824), (90, 2828288), (96, 2651520), (120, 2121216), (128, 1988640), (144, 1767680), (160, 1590912), (180, 1414144), (192, 1325760), (240, 1060608), (256, 994320), (288, 883840), (320, 795456), (360, 707072), (384, 662880), (480, 530304), (512, 497160), (576, 441920), (640, 397728), (720, 353536), (768, 331440), (960, 265152), (1024, 248580), (1152, 220960), (1280, 198864), (1381, 184320), (1440, 176768), (1536, 165720), (1920, 132576), (2048, 124290), (2304, 110480), (2560, 99432), (2762, 92160), (2880, 88384), (3072, 82860), (3840, 66288), (4096, 62145), (4143, 61440), (4608, 55240), (5120, 49716), (5524, 46080), (5760, 44192), (6144, 41430), (6905, 36864), (7680, 33144), (8286, 30720), (9216, 27620), (10240, 24858), (11048, 23040), (11520, 22096), (12288, 20715), (12429, 20480), (13810, 18432), (15360, 16572)]