220675840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2239}}^1$

素因数の和:2278

約数の個数: 144

約数和(自身を含む): 659312640

約数和(自身を除く): 438636800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 256, 280, 308, 320, 352, 385, 440, 448, 560, 616, 640, 704, 770, 880, 896, 1120, 1232, 1280, 1408, 1540, 1760, 1792, 2239, 2240, 2464, 2816, 3080, 3520, 4478, 4480, 4928, 6160, 7040, 8956, 8960, 9856, 11195, 12320, 14080, 15673, 17912, 19712, 22390, 24629, 24640, 31346, 35824, 44780, 49258, 49280, 62692, 71648, 78365, 89560, 98516, 98560, 123145, 125384, 143296, 156730, 172403, 179120, 197032, 246290, 250768, 286592, 313460, 344806, 358240, 394064, 492580, 501536, 573184, 626920, 689612, 716480, 788128, 862015, 985160, 1003072, 1253840, 1379224, 1432960, 1576256, 1724030, 1970320, 2006144, 2507680, 2758448, 2865920, 3152512, 3448060, 3940640, 4012288, 5015360, 5516896, 6305024, 6896120, 7881280, 10030720, 11033792, 13792240, 15762560, 20061440, 22067584, 27584480, 31525120, 44135168, 55168960, 110337920, 220675840]

約数ペア:

[(1, 220675840), (2, 110337920), (4, 55168960), (5, 44135168), (7, 31525120), (8, 27584480), (10, 22067584), (11, 20061440), (14, 15762560), (16, 13792240), (20, 11033792), (22, 10030720), (28, 7881280), (32, 6896120), (35, 6305024), (40, 5516896), (44, 5015360), (55, 4012288), (56, 3940640), (64, 3448060), (70, 3152512), (77, 2865920), (80, 2758448), (88, 2507680), (110, 2006144), (112, 1970320), (128, 1724030), (140, 1576256), (154, 1432960), (160, 1379224), (176, 1253840), (220, 1003072), (224, 985160), (256, 862015), (280, 788128), (308, 716480), (320, 689612), (352, 626920), (385, 573184), (440, 501536), (448, 492580), (560, 394064), (616, 358240), (640, 344806), (704, 313460), (770, 286592), (880, 250768), (896, 246290), (1120, 197032), (1232, 179120), (1280, 172403), (1408, 156730), (1540, 143296), (1760, 125384), (1792, 123145), (2239, 98560), (2240, 98516), (2464, 89560), (2816, 78365), (3080, 71648), (3520, 62692), (4478, 49280), (4480, 49258), (4928, 44780), (6160, 35824), (7040, 31346), (8956, 24640), (8960, 24629), (9856, 22390), (11195, 19712), (12320, 17912), (14080, 15673)]