213601920

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{691}}^1$

素因数の和:743

約数の個数: 256

約数和(自身を含む): 813127680

約数和(自身を除く): 599525760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 64, 69, 70, 80, 84, 92, 96, 105, 112, 115, 120, 128, 138, 140, 160, 161, 168, 184, 192, 210, 224, 230, 240, 276, 280, 320, 322, 336, 345, 368, 384, 420, 448, 460, 480, 483, 552, 560, 640, 644, 672, 690, 691, 736, 805, 840, 896, 920, 960, 966, 1104, 1120, 1288, 1344, 1380, 1382, 1472, 1610, 1680, 1840, 1920, 1932, 2073, 2208, 2240, 2415, 2576, 2688, 2760, 2764, 2944, 3220, 3360, 3455, 3680, 3864, 4146, 4416, 4480, 4830, 4837, 5152, 5520, 5528, 6440, 6720, 6910, 7360, 7728, 8292, 8832, 9660, 9674, 10304, 10365, 11040, 11056, 12880, 13440, 13820, 14511, 14720, 15456, 15893, 16584, 19320, 19348, 20608, 20730, 22080, 22112, 24185, 25760, 27640, 29022, 30912, 31786, 33168, 38640, 38696, 41460, 44160, 44224, 47679, 48370, 51520, 55280, 58044, 61824, 63572, 66336, 72555, 77280, 77392, 79465, 82920, 88448, 95358, 96740, 103040, 110560, 111251, 116088, 127144, 132672, 145110, 154560, 154784, 158930, 165840, 190716, 193480, 221120, 222502, 232176, 238395, 254288, 265344, 290220, 309120, 309568, 317860, 331680, 333753, 381432, 386960, 442240, 445004, 464352, 476790, 508576, 556255, 580440, 619136, 635720, 663360, 667506, 762864, 773920, 890008, 928704, 953580, 1017152, 1112510, 1160880, 1271440, 1326720, 1335012, 1525728, 1547840, 1668765, 1780016, 1857408, 1907160, 2034304, 2225020, 2321760, 2542880, 2670024, 3051456, 3095680, 3337530, 3560032, 3814320, 4450040, 4643520, 5085760, 5340048, 6102912, 6675060, 7120064, 7628640, 8900080, 9287040, 10171520, 10680096, 13350120, 14240128, 15257280, 17800160, 21360192, 26700240, 30514560, 35600320, 42720384, 53400480, 71200640, 106800960, 213601920]

約数ペア:

[(1, 213601920), (2, 106800960), (3, 71200640), (4, 53400480), (5, 42720384), (6, 35600320), (7, 30514560), (8, 26700240), (10, 21360192), (12, 17800160), (14, 15257280), (15, 14240128), (16, 13350120), (20, 10680096), (21, 10171520), (23, 9287040), (24, 8900080), (28, 7628640), (30, 7120064), (32, 6675060), (35, 6102912), (40, 5340048), (42, 5085760), (46, 4643520), (48, 4450040), (56, 3814320), (60, 3560032), (64, 3337530), (69, 3095680), (70, 3051456), (80, 2670024), (84, 2542880), (92, 2321760), (96, 2225020), (105, 2034304), (112, 1907160), (115, 1857408), (120, 1780016), (128, 1668765), (138, 1547840), (140, 1525728), (160, 1335012), (161, 1326720), (168, 1271440), (184, 1160880), (192, 1112510), (210, 1017152), (224, 953580), (230, 928704), (240, 890008), (276, 773920), (280, 762864), (320, 667506), (322, 663360), (336, 635720), (345, 619136), (368, 580440), (384, 556255), (420, 508576), (448, 476790), (460, 464352), (480, 445004), (483, 442240), (552, 386960), (560, 381432), (640, 333753), (644, 331680), (672, 317860), (690, 309568), (691, 309120), (736, 290220), (805, 265344), (840, 254288), (896, 238395), (920, 232176), (960, 222502), (966, 221120), (1104, 193480), (1120, 190716), (1288, 165840), (1344, 158930), (1380, 154784), (1382, 154560), (1472, 145110), (1610, 132672), (1680, 127144), (1840, 116088), (1920, 111251), (1932, 110560), (2073, 103040), (2208, 96740), (2240, 95358), (2415, 88448), (2576, 82920), (2688, 79465), (2760, 77392), (2764, 77280), (2944, 72555), (3220, 66336), (3360, 63572), (3455, 61824), (3680, 58044), (3864, 55280), (4146, 51520), (4416, 48370), (4480, 47679), (4830, 44224), (4837, 44160), (5152, 41460), (5520, 38696), (5528, 38640), (6440, 33168), (6720, 31786), (6910, 30912), (7360, 29022), (7728, 27640), (8292, 25760), (8832, 24185), (9660, 22112), (9674, 22080), (10304, 20730), (10365, 20608), (11040, 19348), (11056, 19320), (12880, 16584), (13440, 15893), (13820, 15456), (14511, 14720)]