210001680

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:108

約数の個数: 640

約数和(自身を含む): 942796800

約数和(自身を除く): 732795120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 19, 20, 21, 24, 27, 28, 30, 34, 35, 36, 38, 40, 42, 43, 45, 48, 51, 54, 56, 57, 60, 63, 68, 70, 72, 76, 80, 84, 85, 86, 90, 95, 102, 105, 108, 112, 114, 119, 120, 126, 129, 133, 135, 136, 140, 144, 152, 153, 168, 170, 171, 172, 180, 189, 190, 204, 210, 215, 216, 228, 238, 240, 252, 255, 258, 266, 270, 272, 280, 285, 301, 304, 306, 315, 323, 336, 340, 342, 344, 357, 360, 378, 380, 387, 399, 408, 420, 430, 432, 456, 459, 476, 504, 510, 513, 516, 532, 540, 560, 570, 595, 602, 612, 630, 645, 646, 665, 680, 684, 688, 714, 720, 731, 756, 760, 765, 774, 798, 816, 817, 840, 855, 860, 903, 912, 918, 945, 952, 969, 1008, 1020, 1026, 1032, 1064, 1071, 1080, 1140, 1161, 1190, 1197, 1204, 1224, 1260, 1290, 1292, 1330, 1360, 1368, 1428, 1462, 1505, 1512, 1520, 1530, 1548, 1596, 1615, 1634, 1680, 1710, 1720, 1785, 1806, 1836, 1890, 1904, 1935, 1938, 1995, 2040, 2052, 2064, 2128, 2142, 2160, 2193, 2261, 2280, 2295, 2322, 2380, 2394, 2408, 2448, 2451, 2520, 2565, 2580, 2584, 2660, 2709, 2736, 2856, 2907, 2924, 3010, 3024, 3060, 3096, 3192, 3213, 3230, 3268, 3420, 3440, 3570, 3591, 3612, 3655, 3672, 3780, 3870, 3876, 3990, 4080, 4085, 4104, 4284, 4386, 4515, 4522, 4560, 4590, 4644, 4760, 4788, 4816, 4845, 4902, 5040, 5117, 5130, 5160, 5168, 5320, 5355, 5418, 5712, 5719, 5805, 5814, 5848, 5985, 6020, 6120, 6192, 6384, 6426, 6460, 6536, 6579, 6783, 6840, 7140, 7182, 7224, 7310, 7344, 7353, 7560, 7740, 7752, 7980, 8127, 8170, 8208, 8568, 8721, 8772, 9030, 9044, 9180, 9288, 9520, 9576, 9690, 9804, 10234, 10260, 10320, 10640, 10710, 10836, 10965, 11305, 11438, 11610, 11628, 11696, 11970, 12040, 12240, 12255, 12852, 12920, 13072, 13158, 13545, 13566, 13680, 13889, 14280, 14364, 14448, 14535, 14620, 14706, 15120, 15351, 15480, 15504, 15960, 16065, 16254, 16340, 17136, 17157, 17442, 17544, 17955, 18060, 18088, 18360, 18576, 19152, 19380, 19608, 19737, 20349, 20468, 20520, 21420, 21672, 21930, 22059, 22610, 22876, 23220, 23256, 23940, 24080, 24510, 25585, 25704, 25840, 26316, 27090, 27132, 27778, 28560, 28595, 28728, 29070, 29240, 29412, 30702, 30960, 31920, 32130, 32508, 32680, 32895, 33915, 34314, 34884, 35088, 35910, 36120, 36176, 36720, 36765, 38760, 39216, 39474, 40635, 40698, 40936, 41040, 41667, 42840, 43344, 43605, 43860, 44118, 45220, 45752, 46053, 46440, 46512, 47880, 49020, 51170, 51408, 51471, 52632, 54180, 54264, 55556, 57190, 57456, 58140, 58480, 58824, 61047, 61404, 64260, 65016, 65360, 65790, 67830, 68628, 69445, 69768, 71820, 72240, 73530, 76755, 77520, 78948, 81270, 81396, 81872, 83334, 85680, 85785, 87210, 87720, 88236, 90440, 91504, 92106, 92880, 95760, 97223, 98040, 98685, 101745, 102340, 102942, 105264, 108360, 108528, 110295, 111112, 114380, 116280, 117648, 122094, 122808, 125001, 128520, 130032, 131580, 135660, 137256, 138159, 138890, 139536, 143640, 147060, 153510, 154413, 157896, 162540, 162792, 166668, 171570, 174420, 175440, 176472, 180880, 184212, 194446, 196080, 197370, 203490, 204680, 205884, 208335, 216720, 220590, 222224, 228760, 230265, 232560, 244188, 245616, 250002, 257040, 257355, 263160, 271320, 274512, 276318, 277780, 287280, 291669, 294120, 305235, 307020, 308826, 315792, 325080, 325584, 333336, 343140, 348840, 352944, 368424, 375003, 388892, 394740, 406980, 409360, 411768, 416670, 441180, 457520, 460530, 486115, 488376, 500004, 514710, 526320, 542640, 552636, 555560, 583338, 588240, 610470, 614040, 617652, 625005, 650160, 666672, 686280, 690795, 697680, 736848, 750006, 772065, 777784, 789480, 813960, 823536, 833340, 875007, 882360, 921060, 972230, 976752, 1000008, 1029420, 1105272, 1111120, 1166676, 1220940, 1228080, 1235304, 1250010, 1372560, 1381590, 1458345, 1500012, 1544130, 1555568, 1578960, 1627920, 1666680, 1750014, 1764720, 1842120, 1875015, 1944460, 2000016, 2058840, 2210544, 2333352, 2441880, 2470608, 2500020, 2625021, 2763180, 2916690, 3000024, 3088260, 3333360, 3500028, 3684240, 3750030, 3888920, 4117680, 4375035, 4666704, 4883760, 5000040, 5250042, 5526360, 5833380, 6000048, 6176520, 7000056, 7500060, 7777840, 8750070, 10000080, 10500084, 11052720, 11666760, 12353040, 13125105, 14000112, 15000120, 17500140, 21000168, 23333520, 26250210, 30000240, 35000280, 42000336, 52500420, 70000560, 105000840, 210001680]

約数ペア:

[(1, 210001680), (2, 105000840), (3, 70000560), (4, 52500420), (5, 42000336), (6, 35000280), (7, 30000240), (8, 26250210), (9, 23333520), (10, 21000168), (12, 17500140), (14, 15000120), (15, 14000112), (16, 13125105), (17, 12353040), (18, 11666760), (19, 11052720), (20, 10500084), (21, 10000080), (24, 8750070), (27, 7777840), (28, 7500060), (30, 7000056), (34, 6176520), (35, 6000048), (36, 5833380), (38, 5526360), (40, 5250042), (42, 5000040), (43, 4883760), (45, 4666704), (48, 4375035), (51, 4117680), (54, 3888920), (56, 3750030), (57, 3684240), (60, 3500028), (63, 3333360), (68, 3088260), (70, 3000024), (72, 2916690), (76, 2763180), (80, 2625021), (84, 2500020), (85, 2470608), (86, 2441880), (90, 2333352), (95, 2210544), (102, 2058840), (105, 2000016), (108, 1944460), (112, 1875015), (114, 1842120), (119, 1764720), (120, 1750014), (126, 1666680), (129, 1627920), (133, 1578960), (135, 1555568), (136, 1544130), (140, 1500012), (144, 1458345), (152, 1381590), (153, 1372560), (168, 1250010), (170, 1235304), (171, 1228080), (172, 1220940), (180, 1166676), (189, 1111120), (190, 1105272), (204, 1029420), (210, 1000008), (215, 976752), (216, 972230), (228, 921060), (238, 882360), (240, 875007), (252, 833340), (255, 823536), (258, 813960), (266, 789480), (270, 777784), (272, 772065), (280, 750006), (285, 736848), (301, 697680), (304, 690795), (306, 686280), (315, 666672), (323, 650160), (336, 625005), (340, 617652), (342, 614040), (344, 610470), (357, 588240), (360, 583338), (378, 555560), (380, 552636), (387, 542640), (399, 526320), (408, 514710), (420, 500004), (430, 488376), (432, 486115), (456, 460530), (459, 457520), (476, 441180), (504, 416670), (510, 411768), (513, 409360), (516, 406980), (532, 394740), (540, 388892), (560, 375003), (570, 368424), (595, 352944), (602, 348840), (612, 343140), (630, 333336), (645, 325584), (646, 325080), (665, 315792), (680, 308826), (684, 307020), (688, 305235), (714, 294120), (720, 291669), (731, 287280), (756, 277780), (760, 276318), (765, 274512), (774, 271320), (798, 263160), (816, 257355), (817, 257040), (840, 250002), (855, 245616), (860, 244188), (903, 232560), (912, 230265), (918, 228760), (945, 222224), (952, 220590), (969, 216720), (1008, 208335), (1020, 205884), (1026, 204680), (1032, 203490), (1064, 197370), (1071, 196080), (1080, 194446), (1140, 184212), (1161, 180880), (1190, 176472), (1197, 175440), (1204, 174420), (1224, 171570), (1260, 166668), (1290, 162792), (1292, 162540), (1330, 157896), (1360, 154413), (1368, 153510), (1428, 147060), (1462, 143640), (1505, 139536), (1512, 138890), (1520, 138159), (1530, 137256), (1548, 135660), (1596, 131580), (1615, 130032), (1634, 128520), (1680, 125001), (1710, 122808), (1720, 122094), (1785, 117648), (1806, 116280), (1836, 114380), (1890, 111112), (1904, 110295), (1935, 108528), (1938, 108360), (1995, 105264), (2040, 102942), (2052, 102340), (2064, 101745), (2128, 98685), (2142, 98040), (2160, 97223), (2193, 95760), (2261, 92880), (2280, 92106), (2295, 91504), (2322, 90440), (2380, 88236), (2394, 87720), (2408, 87210), (2448, 85785), (2451, 85680), (2520, 83334), (2565, 81872), (2580, 81396), (2584, 81270), (2660, 78948), (2709, 77520), (2736, 76755), (2856, 73530), (2907, 72240), (2924, 71820), (3010, 69768), (3024, 69445), (3060, 68628), (3096, 67830), (3192, 65790), (3213, 65360), (3230, 65016), (3268, 64260), (3420, 61404), (3440, 61047), (3570, 58824), (3591, 58480), (3612, 58140), (3655, 57456), (3672, 57190), (3780, 55556), (3870, 54264), (3876, 54180), (3990, 52632), (4080, 51471), (4085, 51408), (4104, 51170), (4284, 49020), (4386, 47880), (4515, 46512), (4522, 46440), (4560, 46053), (4590, 45752), (4644, 45220), (4760, 44118), (4788, 43860), (4816, 43605), (4845, 43344), (4902, 42840), (5040, 41667), (5117, 41040), (5130, 40936), (5160, 40698), (5168, 40635), (5320, 39474), (5355, 39216), (5418, 38760), (5712, 36765), (5719, 36720), (5805, 36176), (5814, 36120), (5848, 35910), (5985, 35088), (6020, 34884), (6120, 34314), (6192, 33915), (6384, 32895), (6426, 32680), (6460, 32508), (6536, 32130), (6579, 31920), (6783, 30960), (6840, 30702), (7140, 29412), (7182, 29240), (7224, 29070), (7310, 28728), (7344, 28595), (7353, 28560), (7560, 27778), (7740, 27132), (7752, 27090), (7980, 26316), (8127, 25840), (8170, 25704), (8208, 25585), (8568, 24510), (8721, 24080), (8772, 23940), (9030, 23256), (9044, 23220), (9180, 22876), (9288, 22610), (9520, 22059), (9576, 21930), (9690, 21672), (9804, 21420), (10234, 20520), (10260, 20468), (10320, 20349), (10640, 19737), (10710, 19608), (10836, 19380), (10965, 19152), (11305, 18576), (11438, 18360), (11610, 18088), (11628, 18060), (11696, 17955), (11970, 17544), (12040, 17442), (12240, 17157), (12255, 17136), (12852, 16340), (12920, 16254), (13072, 16065), (13158, 15960), (13545, 15504), (13566, 15480), (13680, 15351), (13889, 15120), (14280, 14706), (14364, 14620), (14448, 14535)]