217203840

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{5387}}^1$

素因数の和:5419

約数の個数: 192

約数和(自身を含む): 857338560

約数和(自身を除く): 640134720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4032, 4480, 5040, 5387, 5760, 6720, 8064, 10080, 10774, 13440, 16161, 20160, 21548, 26935, 32322, 37709, 40320, 43096, 48483, 53870, 64644, 75418, 80805, 86192, 96966, 107740, 113127, 129288, 150836, 161610, 172384, 188545, 193932, 215480, 226254, 242415, 258576, 301672, 323220, 339381, 344768, 377090, 387864, 430960, 452508, 484830, 517152, 565635, 603344, 646440, 678762, 689536, 754180, 775728, 861920, 905016, 969660, 1034304, 1131270, 1206688, 1292880, 1357524, 1508360, 1551456, 1696905, 1723840, 1810032, 1939320, 2068608, 2262540, 2413376, 2585760, 2715048, 3016720, 3102912, 3393810, 3447680, 3620064, 3878640, 4525080, 4826752, 5171520, 5430096, 6033440, 6205824, 6787620, 7240128, 7757280, 9050160, 10343040, 10860192, 12066880, 13575240, 14480256, 15514560, 18100320, 21720384, 24133760, 27150480, 31029120, 36200640, 43440768, 54300960, 72401280, 108601920, 217203840]

約数ペア:

[(1, 217203840), (2, 108601920), (3, 72401280), (4, 54300960), (5, 43440768), (6, 36200640), (7, 31029120), (8, 27150480), (9, 24133760), (10, 21720384), (12, 18100320), (14, 15514560), (15, 14480256), (16, 13575240), (18, 12066880), (20, 10860192), (21, 10343040), (24, 9050160), (28, 7757280), (30, 7240128), (32, 6787620), (35, 6205824), (36, 6033440), (40, 5430096), (42, 5171520), (45, 4826752), (48, 4525080), (56, 3878640), (60, 3620064), (63, 3447680), (64, 3393810), (70, 3102912), (72, 3016720), (80, 2715048), (84, 2585760), (90, 2413376), (96, 2262540), (105, 2068608), (112, 1939320), (120, 1810032), (126, 1723840), (128, 1696905), (140, 1551456), (144, 1508360), (160, 1357524), (168, 1292880), (180, 1206688), (192, 1131270), (210, 1034304), (224, 969660), (240, 905016), (252, 861920), (280, 775728), (288, 754180), (315, 689536), (320, 678762), (336, 646440), (360, 603344), (384, 565635), (420, 517152), (448, 484830), (480, 452508), (504, 430960), (560, 387864), (576, 377090), (630, 344768), (640, 339381), (672, 323220), (720, 301672), (840, 258576), (896, 242415), (960, 226254), (1008, 215480), (1120, 193932), (1152, 188545), (1260, 172384), (1344, 161610), (1440, 150836), (1680, 129288), (1920, 113127), (2016, 107740), (2240, 96966), (2520, 86192), (2688, 80805), (2880, 75418), (3360, 64644), (4032, 53870), (4480, 48483), (5040, 43096), (5387, 40320), (5760, 37709), (6720, 32322), (8064, 26935), (10080, 21548), (10774, 20160), (13440, 16161)]