618885120

素因数分解:

$2^{12}\times 3^1\times 5^1\times 7^1\times {\mathrm{1439}}^1$

素因数の和:1478

約数の個数: 208

約数和(自身を含む): 2264647680

約数和(自身を除く): 1645762560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1024, 1120, 1280, 1344, 1439, 1536, 1680, 1792, 1920, 2048, 2240, 2560, 2688, 2878, 3072, 3360, 3584, 3840, 4096, 4317, 4480, 5120, 5376, 5756, 6144, 6720, 7168, 7195, 7680, 8634, 8960, 10073, 10240, 10752, 11512, 12288, 13440, 14336, 14390, 15360, 17268, 17920, 20146, 20480, 21504, 21585, 23024, 26880, 28672, 28780, 30219, 30720, 34536, 35840, 40292, 43008, 43170, 46048, 50365, 53760, 57560, 60438, 61440, 69072, 71680, 80584, 86016, 86340, 92096, 100730, 107520, 115120, 120876, 138144, 143360, 151095, 161168, 172680, 184192, 201460, 215040, 230240, 241752, 276288, 302190, 322336, 345360, 368384, 402920, 430080, 460480, 483504, 552576, 604380, 644672, 690720, 736768, 805840, 920960, 967008, 1105152, 1208760, 1289344, 1381440, 1473536, 1611680, 1841920, 1934016, 2210304, 2417520, 2578688, 2762880, 2947072, 3223360, 3683840, 3868032, 4420608, 4835040, 5157376, 5525760, 5894144, 6446720, 7367680, 7736064, 8841216, 9670080, 10314752, 11051520, 12893440, 14735360, 15472128, 17682432, 19340160, 20629504, 22103040, 25786880, 29470720, 30944256, 38680320, 41259008, 44206080, 51573760, 61888512, 77360640, 88412160, 103147520, 123777024, 154721280, 206295040, 309442560, 618885120]

約数ペア:

[(1, 618885120), (2, 309442560), (3, 206295040), (4, 154721280), (5, 123777024), (6, 103147520), (7, 88412160), (8, 77360640), (10, 61888512), (12, 51573760), (14, 44206080), (15, 41259008), (16, 38680320), (20, 30944256), (21, 29470720), (24, 25786880), (28, 22103040), (30, 20629504), (32, 19340160), (35, 17682432), (40, 15472128), (42, 14735360), (48, 12893440), (56, 11051520), (60, 10314752), (64, 9670080), (70, 8841216), (80, 7736064), (84, 7367680), (96, 6446720), (105, 5894144), (112, 5525760), (120, 5157376), (128, 4835040), (140, 4420608), (160, 3868032), (168, 3683840), (192, 3223360), (210, 2947072), (224, 2762880), (240, 2578688), (256, 2417520), (280, 2210304), (320, 1934016), (336, 1841920), (384, 1611680), (420, 1473536), (448, 1381440), (480, 1289344), (512, 1208760), (560, 1105152), (640, 967008), (672, 920960), (768, 805840), (840, 736768), (896, 690720), (960, 644672), (1024, 604380), (1120, 552576), (1280, 483504), (1344, 460480), (1439, 430080), (1536, 402920), (1680, 368384), (1792, 345360), (1920, 322336), (2048, 302190), (2240, 276288), (2560, 241752), (2688, 230240), (2878, 215040), (3072, 201460), (3360, 184192), (3584, 172680), (3840, 161168), (4096, 151095), (4317, 143360), (4480, 138144), (5120, 120876), (5376, 115120), (5756, 107520), (6144, 100730), (6720, 92096), (7168, 86340), (7195, 86016), (7680, 80584), (8634, 71680), (8960, 69072), (10073, 61440), (10240, 60438), (10752, 57560), (11512, 53760), (12288, 50365), (13440, 46048), (14336, 43170), (14390, 43008), (15360, 40292), (17268, 35840), (17920, 34536), (20146, 30720), (20480, 30219), (21504, 28780), (21585, 28672), (23024, 26880)]