870818640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^3\times {\mathrm{23}}^2$

素因数の和:119

約数の個数: 240

約数和(自身を含む): 2978767680

約数和(自身を除く): 2107949040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 23, 24, 30, 38, 40, 46, 48, 57, 60, 69, 76, 80, 92, 95, 114, 115, 120, 138, 152, 184, 190, 228, 230, 240, 276, 285, 304, 345, 361, 368, 380, 437, 456, 460, 529, 552, 570, 690, 722, 760, 874, 912, 920, 1058, 1083, 1104, 1140, 1311, 1380, 1444, 1520, 1587, 1748, 1805, 1840, 2116, 2166, 2185, 2280, 2622, 2645, 2760, 2888, 3174, 3496, 3610, 4232, 4332, 4370, 4560, 5244, 5290, 5415, 5520, 5776, 6348, 6555, 6859, 6992, 7220, 7935, 8303, 8464, 8664, 8740, 10051, 10488, 10580, 10830, 12696, 13110, 13718, 14440, 15870, 16606, 17328, 17480, 20102, 20577, 20976, 21160, 21660, 24909, 25392, 26220, 27436, 28880, 30153, 31740, 33212, 34295, 34960, 40204, 41154, 41515, 42320, 43320, 49818, 50255, 52440, 54872, 60306, 63480, 66424, 68590, 80408, 82308, 83030, 86640, 99636, 100510, 102885, 104880, 109744, 120612, 124545, 126960, 132848, 137180, 150765, 157757, 160816, 164616, 166060, 190969, 199272, 201020, 205770, 241224, 249090, 274360, 301530, 315514, 329232, 332120, 381938, 398544, 402040, 411540, 473271, 482448, 498180, 548720, 572907, 603060, 631028, 664240, 763876, 788785, 804080, 823080, 946542, 954845, 996360, 1145814, 1206120, 1262056, 1527752, 1577570, 1646160, 1893084, 1909690, 1992720, 2291628, 2366355, 2412240, 2524112, 2864535, 3055504, 3155140, 3628411, 3786168, 3819380, 4583256, 4732710, 5729070, 6310280, 7256822, 7572336, 7638760, 9166512, 9465420, 10885233, 11458140, 12620560, 14513644, 15277520, 18142055, 18930840, 21770466, 22916280, 29027288, 36284110, 37861680, 43540932, 45832560, 54426165, 58054576, 72568220, 87081864, 108852330, 145136440, 174163728, 217704660, 290272880, 435409320, 870818640]

約数ペア:

[(1, 870818640), (2, 435409320), (3, 290272880), (4, 217704660), (5, 174163728), (6, 145136440), (8, 108852330), (10, 87081864), (12, 72568220), (15, 58054576), (16, 54426165), (19, 45832560), (20, 43540932), (23, 37861680), (24, 36284110), (30, 29027288), (38, 22916280), (40, 21770466), (46, 18930840), (48, 18142055), (57, 15277520), (60, 14513644), (69, 12620560), (76, 11458140), (80, 10885233), (92, 9465420), (95, 9166512), (114, 7638760), (115, 7572336), (120, 7256822), (138, 6310280), (152, 5729070), (184, 4732710), (190, 4583256), (228, 3819380), (230, 3786168), (240, 3628411), (276, 3155140), (285, 3055504), (304, 2864535), (345, 2524112), (361, 2412240), (368, 2366355), (380, 2291628), (437, 1992720), (456, 1909690), (460, 1893084), (529, 1646160), (552, 1577570), (570, 1527752), (690, 1262056), (722, 1206120), (760, 1145814), (874, 996360), (912, 954845), (920, 946542), (1058, 823080), (1083, 804080), (1104, 788785), (1140, 763876), (1311, 664240), (1380, 631028), (1444, 603060), (1520, 572907), (1587, 548720), (1748, 498180), (1805, 482448), (1840, 473271), (2116, 411540), (2166, 402040), (2185, 398544), (2280, 381938), (2622, 332120), (2645, 329232), (2760, 315514), (2888, 301530), (3174, 274360), (3496, 249090), (3610, 241224), (4232, 205770), (4332, 201020), (4370, 199272), (4560, 190969), (5244, 166060), (5290, 164616), (5415, 160816), (5520, 157757), (5776, 150765), (6348, 137180), (6555, 132848), (6859, 126960), (6992, 124545), (7220, 120612), (7935, 109744), (8303, 104880), (8464, 102885), (8664, 100510), (8740, 99636), (10051, 86640), (10488, 83030), (10580, 82308), (10830, 80408), (12696, 68590), (13110, 66424), (13718, 63480), (14440, 60306), (15870, 54872), (16606, 52440), (17328, 50255), (17480, 49818), (20102, 43320), (20577, 42320), (20976, 41515), (21160, 41154), (21660, 40204), (24909, 34960), (25392, 34295), (26220, 33212), (27436, 31740), (28880, 30153)]