428647680

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:266

約数の個数: 288

約数和(自身を含む): 1550169600

約数和(自身を除く): 1121521920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 79, 80, 90, 96, 108, 120, 128, 135, 144, 157, 158, 160, 180, 192, 216, 237, 240, 256, 270, 288, 314, 316, 320, 360, 384, 395, 432, 471, 474, 480, 540, 576, 628, 632, 640, 711, 720, 768, 785, 790, 864, 942, 948, 960, 1080, 1152, 1185, 1256, 1264, 1280, 1413, 1422, 1440, 1570, 1580, 1728, 1884, 1896, 1920, 2133, 2160, 2304, 2355, 2370, 2512, 2528, 2826, 2844, 2880, 3140, 3160, 3456, 3555, 3768, 3792, 3840, 4239, 4266, 4320, 4710, 4740, 5024, 5056, 5652, 5688, 5760, 6280, 6320, 6912, 7065, 7110, 7536, 7584, 8478, 8532, 8640, 9420, 9480, 10048, 10112, 10665, 11304, 11376, 11520, 12403, 12560, 12640, 14130, 14220, 15072, 15168, 16956, 17064, 17280, 18840, 18960, 20096, 20224, 21195, 21330, 22608, 22752, 24806, 25120, 25280, 28260, 28440, 30144, 30336, 33912, 34128, 34560, 37209, 37680, 37920, 40192, 42390, 42660, 45216, 45504, 49612, 50240, 50560, 56520, 56880, 60288, 60672, 62015, 67824, 68256, 74418, 75360, 75840, 84780, 85320, 90432, 91008, 99224, 100480, 101120, 111627, 113040, 113760, 120576, 124030, 135648, 136512, 148836, 150720, 151680, 169560, 170640, 180864, 182016, 186045, 198448, 200960, 223254, 226080, 227520, 248060, 271296, 273024, 297672, 301440, 303360, 334881, 339120, 341280, 361728, 372090, 396896, 446508, 452160, 455040, 496120, 542592, 546048, 558135, 595344, 602880, 669762, 678240, 682560, 744180, 793792, 893016, 904320, 910080, 992240, 1085184, 1116270, 1190688, 1339524, 1356480, 1365120, 1488360, 1587584, 1674405, 1786032, 1808640, 1984480, 2232540, 2381376, 2679048, 2712960, 2730240, 2976720, 3175168, 3348810, 3572064, 3968960, 4465080, 4762752, 5358096, 5425920, 5953440, 6697620, 7144128, 7937920, 8930160, 9525504, 10716192, 11906880, 13395240, 14288256, 15875840, 17860320, 21432384, 23813760, 26790480, 28576512, 35720640, 42864768, 47627520, 53580960, 71441280, 85729536, 107161920, 142882560, 214323840, 428647680]

約数ペア:

[(1, 428647680), (2, 214323840), (3, 142882560), (4, 107161920), (5, 85729536), (6, 71441280), (8, 53580960), (9, 47627520), (10, 42864768), (12, 35720640), (15, 28576512), (16, 26790480), (18, 23813760), (20, 21432384), (24, 17860320), (27, 15875840), (30, 14288256), (32, 13395240), (36, 11906880), (40, 10716192), (45, 9525504), (48, 8930160), (54, 7937920), (60, 7144128), (64, 6697620), (72, 5953440), (79, 5425920), (80, 5358096), (90, 4762752), (96, 4465080), (108, 3968960), (120, 3572064), (128, 3348810), (135, 3175168), (144, 2976720), (157, 2730240), (158, 2712960), (160, 2679048), (180, 2381376), (192, 2232540), (216, 1984480), (237, 1808640), (240, 1786032), (256, 1674405), (270, 1587584), (288, 1488360), (314, 1365120), (316, 1356480), (320, 1339524), (360, 1190688), (384, 1116270), (395, 1085184), (432, 992240), (471, 910080), (474, 904320), (480, 893016), (540, 793792), (576, 744180), (628, 682560), (632, 678240), (640, 669762), (711, 602880), (720, 595344), (768, 558135), (785, 546048), (790, 542592), (864, 496120), (942, 455040), (948, 452160), (960, 446508), (1080, 396896), (1152, 372090), (1185, 361728), (1256, 341280), (1264, 339120), (1280, 334881), (1413, 303360), (1422, 301440), (1440, 297672), (1570, 273024), (1580, 271296), (1728, 248060), (1884, 227520), (1896, 226080), (1920, 223254), (2133, 200960), (2160, 198448), (2304, 186045), (2355, 182016), (2370, 180864), (2512, 170640), (2528, 169560), (2826, 151680), (2844, 150720), (2880, 148836), (3140, 136512), (3160, 135648), (3456, 124030), (3555, 120576), (3768, 113760), (3792, 113040), (3840, 111627), (4239, 101120), (4266, 100480), (4320, 99224), (4710, 91008), (4740, 90432), (5024, 85320), (5056, 84780), (5652, 75840), (5688, 75360), (5760, 74418), (6280, 68256), (6320, 67824), (6912, 62015), (7065, 60672), (7110, 60288), (7536, 56880), (7584, 56520), (8478, 50560), (8532, 50240), (8640, 49612), (9420, 45504), (9480, 45216), (10048, 42660), (10112, 42390), (10665, 40192), (11304, 37920), (11376, 37680), (11520, 37209), (12403, 34560), (12560, 34128), (12640, 33912), (14130, 30336), (14220, 30144), (15072, 28440), (15168, 28260), (16956, 25280), (17064, 25120), (17280, 24806), (18840, 22752), (18960, 22608), (20096, 21330), (20224, 21195)]