123863040

素因数分解:

$2^{17}\times 3^3\times 5^1\times 7^1$

素因数の和:55

約数の個数: 288

約数和(自身を含む): 503314560

約数和(自身を除く): 379451520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 512, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1024, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1536, 1680, 1728, 1792, 1890, 1920, 2016, 2048, 2160, 2240, 2304, 2520, 2560, 2688, 2880, 3024, 3072, 3360, 3456, 3584, 3780, 3840, 4032, 4096, 4320, 4480, 4608, 5040, 5120, 5376, 5760, 6048, 6144, 6720, 6912, 7168, 7560, 7680, 8064, 8192, 8640, 8960, 9216, 10080, 10240, 10752, 11520, 12096, 12288, 13440, 13824, 14336, 15120, 15360, 16128, 16384, 17280, 17920, 18432, 20160, 20480, 21504, 23040, 24192, 24576, 26880, 27648, 28672, 30240, 30720, 32256, 32768, 34560, 35840, 36864, 40320, 40960, 43008, 46080, 48384, 49152, 53760, 55296, 57344, 60480, 61440, 64512, 65536, 69120, 71680, 73728, 80640, 81920, 86016, 92160, 96768, 98304, 107520, 110592, 114688, 120960, 122880, 129024, 131072, 138240, 143360, 147456, 161280, 163840, 172032, 184320, 193536, 196608, 215040, 221184, 229376, 241920, 245760, 258048, 276480, 286720, 294912, 322560, 327680, 344064, 368640, 387072, 393216, 430080, 442368, 458752, 483840, 491520, 516096, 552960, 573440, 589824, 645120, 655360, 688128, 737280, 774144, 860160, 884736, 917504, 967680, 983040, 1032192, 1105920, 1146880, 1179648, 1290240, 1376256, 1474560, 1548288, 1720320, 1769472, 1935360, 1966080, 2064384, 2211840, 2293760, 2580480, 2752512, 2949120, 3096576, 3440640, 3538944, 3870720, 4128768, 4423680, 4587520, 5160960, 5898240, 6193152, 6881280, 7741440, 8257536, 8847360, 10321920, 12386304, 13762560, 15482880, 17694720, 20643840, 24772608, 30965760, 41287680, 61931520, 123863040]

約数ペア:

[(1, 123863040), (2, 61931520), (3, 41287680), (4, 30965760), (5, 24772608), (6, 20643840), (7, 17694720), (8, 15482880), (9, 13762560), (10, 12386304), (12, 10321920), (14, 8847360), (15, 8257536), (16, 7741440), (18, 6881280), (20, 6193152), (21, 5898240), (24, 5160960), (27, 4587520), (28, 4423680), (30, 4128768), (32, 3870720), (35, 3538944), (36, 3440640), (40, 3096576), (42, 2949120), (45, 2752512), (48, 2580480), (54, 2293760), (56, 2211840), (60, 2064384), (63, 1966080), (64, 1935360), (70, 1769472), (72, 1720320), (80, 1548288), (84, 1474560), (90, 1376256), (96, 1290240), (105, 1179648), (108, 1146880), (112, 1105920), (120, 1032192), (126, 983040), (128, 967680), (135, 917504), (140, 884736), (144, 860160), (160, 774144), (168, 737280), (180, 688128), (189, 655360), (192, 645120), (210, 589824), (216, 573440), (224, 552960), (240, 516096), (252, 491520), (256, 483840), (270, 458752), (280, 442368), (288, 430080), (315, 393216), (320, 387072), (336, 368640), (360, 344064), (378, 327680), (384, 322560), (420, 294912), (432, 286720), (448, 276480), (480, 258048), (504, 245760), (512, 241920), (540, 229376), (560, 221184), (576, 215040), (630, 196608), (640, 193536), (672, 184320), (720, 172032), (756, 163840), (768, 161280), (840, 147456), (864, 143360), (896, 138240), (945, 131072), (960, 129024), (1008, 122880), (1024, 120960), (1080, 114688), (1120, 110592), (1152, 107520), (1260, 98304), (1280, 96768), (1344, 92160), (1440, 86016), (1512, 81920), (1536, 80640), (1680, 73728), (1728, 71680), (1792, 69120), (1890, 65536), (1920, 64512), (2016, 61440), (2048, 60480), (2160, 57344), (2240, 55296), (2304, 53760), (2520, 49152), (2560, 48384), (2688, 46080), (2880, 43008), (3024, 40960), (3072, 40320), (3360, 36864), (3456, 35840), (3584, 34560), (3780, 32768), (3840, 32256), (4032, 30720), (4096, 30240), (4320, 28672), (4480, 27648), (4608, 26880), (5040, 24576), (5120, 24192), (5376, 23040), (5760, 21504), (6048, 20480), (6144, 20160), (6720, 18432), (6912, 17920), (7168, 17280), (7560, 16384), (7680, 16128), (8064, 15360), (8192, 15120), (8640, 14336), (8960, 13824), (9216, 13440), (10080, 12288), (10240, 12096), (10752, 11520)]