255774720

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:236

約数の個数: 208

約数和(自身を含む): 858678912

約数和(自身を除く): 602904192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 181, 184, 192, 230, 240, 256, 276, 320, 345, 362, 368, 384, 460, 480, 512, 543, 552, 640, 690, 724, 736, 768, 905, 920, 960, 1024, 1086, 1104, 1280, 1380, 1448, 1472, 1536, 1810, 1840, 1920, 2048, 2172, 2208, 2560, 2715, 2760, 2896, 2944, 3072, 3620, 3680, 3840, 4096, 4163, 4344, 4416, 5120, 5430, 5520, 5792, 5888, 6144, 7240, 7360, 7680, 8326, 8688, 8832, 10240, 10860, 11040, 11584, 11776, 12288, 12489, 14480, 14720, 15360, 16652, 17376, 17664, 20480, 20815, 21720, 22080, 23168, 23552, 24978, 28960, 29440, 30720, 33304, 34752, 35328, 41630, 43440, 44160, 46336, 47104, 49956, 57920, 58880, 61440, 62445, 66608, 69504, 70656, 83260, 86880, 88320, 92672, 94208, 99912, 115840, 117760, 124890, 133216, 139008, 141312, 166520, 173760, 176640, 185344, 199824, 231680, 235520, 249780, 266432, 278016, 282624, 333040, 347520, 353280, 370688, 399648, 463360, 471040, 499560, 532864, 556032, 666080, 695040, 706560, 741376, 799296, 926720, 999120, 1065728, 1112064, 1332160, 1390080, 1413120, 1598592, 1853440, 1998240, 2131456, 2224128, 2664320, 2780160, 3197184, 3706880, 3996480, 4262912, 5328640, 5560320, 6394368, 7992960, 8525824, 10657280, 11120640, 12788736, 15985920, 17051648, 21314560, 25577472, 31971840, 42629120, 51154944, 63943680, 85258240, 127887360, 255774720]

約数ペア:

[(1, 255774720), (2, 127887360), (3, 85258240), (4, 63943680), (5, 51154944), (6, 42629120), (8, 31971840), (10, 25577472), (12, 21314560), (15, 17051648), (16, 15985920), (20, 12788736), (23, 11120640), (24, 10657280), (30, 8525824), (32, 7992960), (40, 6394368), (46, 5560320), (48, 5328640), (60, 4262912), (64, 3996480), (69, 3706880), (80, 3197184), (92, 2780160), (96, 2664320), (115, 2224128), (120, 2131456), (128, 1998240), (138, 1853440), (160, 1598592), (181, 1413120), (184, 1390080), (192, 1332160), (230, 1112064), (240, 1065728), (256, 999120), (276, 926720), (320, 799296), (345, 741376), (362, 706560), (368, 695040), (384, 666080), (460, 556032), (480, 532864), (512, 499560), (543, 471040), (552, 463360), (640, 399648), (690, 370688), (724, 353280), (736, 347520), (768, 333040), (905, 282624), (920, 278016), (960, 266432), (1024, 249780), (1086, 235520), (1104, 231680), (1280, 199824), (1380, 185344), (1448, 176640), (1472, 173760), (1536, 166520), (1810, 141312), (1840, 139008), (1920, 133216), (2048, 124890), (2172, 117760), (2208, 115840), (2560, 99912), (2715, 94208), (2760, 92672), (2896, 88320), (2944, 86880), (3072, 83260), (3620, 70656), (3680, 69504), (3840, 66608), (4096, 62445), (4163, 61440), (4344, 58880), (4416, 57920), (5120, 49956), (5430, 47104), (5520, 46336), (5792, 44160), (5888, 43440), (6144, 41630), (7240, 35328), (7360, 34752), (7680, 33304), (8326, 30720), (8688, 29440), (8832, 28960), (10240, 24978), (10860, 23552), (11040, 23168), (11584, 22080), (11776, 21720), (12288, 20815), (12489, 20480), (14480, 17664), (14720, 17376), (15360, 16652)]