187717740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:528

約数の個数: 192

約数和(自身を含む): 647958528

約数和(自身を除く): 460240788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 61, 68, 70, 84, 85, 102, 105, 119, 122, 140, 170, 183, 204, 210, 238, 244, 255, 305, 340, 357, 366, 420, 427, 431, 476, 510, 595, 610, 714, 732, 854, 862, 915, 1020, 1037, 1190, 1220, 1281, 1293, 1428, 1708, 1724, 1785, 1830, 2074, 2135, 2155, 2380, 2562, 2586, 3017, 3111, 3570, 3660, 4148, 4270, 4310, 5124, 5172, 5185, 6034, 6222, 6405, 6465, 7140, 7259, 7327, 8540, 8620, 9051, 10370, 12068, 12444, 12810, 12930, 14518, 14654, 15085, 15555, 18102, 20740, 21777, 21981, 25620, 25860, 26291, 29036, 29308, 30170, 31110, 36204, 36295, 36635, 43554, 43962, 45255, 51289, 52582, 60340, 62220, 72590, 73270, 78873, 87108, 87924, 90510, 102578, 105164, 108885, 109905, 131455, 145180, 146540, 153867, 157746, 181020, 184037, 205156, 217770, 219810, 256445, 262910, 307734, 315492, 368074, 394365, 435540, 439620, 446947, 512890, 525820, 552111, 615468, 736148, 769335, 788730, 893894, 920185, 1025780, 1104222, 1340841, 1538670, 1577460, 1787788, 1840370, 2208444, 2234735, 2681682, 2760555, 3077340, 3128629, 3680740, 4469470, 5363364, 5521110, 6257258, 6704205, 8938940, 9385887, 11042220, 12514516, 13408410, 15643145, 18771774, 26816820, 31286290, 37543548, 46929435, 62572580, 93858870, 187717740]

約数ペア:

[(1, 187717740), (2, 93858870), (3, 62572580), (4, 46929435), (5, 37543548), (6, 31286290), (7, 26816820), (10, 18771774), (12, 15643145), (14, 13408410), (15, 12514516), (17, 11042220), (20, 9385887), (21, 8938940), (28, 6704205), (30, 6257258), (34, 5521110), (35, 5363364), (42, 4469470), (51, 3680740), (60, 3128629), (61, 3077340), (68, 2760555), (70, 2681682), (84, 2234735), (85, 2208444), (102, 1840370), (105, 1787788), (119, 1577460), (122, 1538670), (140, 1340841), (170, 1104222), (183, 1025780), (204, 920185), (210, 893894), (238, 788730), (244, 769335), (255, 736148), (305, 615468), (340, 552111), (357, 525820), (366, 512890), (420, 446947), (427, 439620), (431, 435540), (476, 394365), (510, 368074), (595, 315492), (610, 307734), (714, 262910), (732, 256445), (854, 219810), (862, 217770), (915, 205156), (1020, 184037), (1037, 181020), (1190, 157746), (1220, 153867), (1281, 146540), (1293, 145180), (1428, 131455), (1708, 109905), (1724, 108885), (1785, 105164), (1830, 102578), (2074, 90510), (2135, 87924), (2155, 87108), (2380, 78873), (2562, 73270), (2586, 72590), (3017, 62220), (3111, 60340), (3570, 52582), (3660, 51289), (4148, 45255), (4270, 43962), (4310, 43554), (5124, 36635), (5172, 36295), (5185, 36204), (6034, 31110), (6222, 30170), (6405, 29308), (6465, 29036), (7140, 26291), (7259, 25860), (7327, 25620), (8540, 21981), (8620, 21777), (9051, 20740), (10370, 18102), (12068, 15555), (12444, 15085), (12810, 14654), (12930, 14518)]