1261396080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{709}}^1$

素因数の和:1088

約数の個数: 240

約数和(自身を含む): 4861920960

約数和(自身を除く): 3600524880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 353, 360, 420, 504, 560, 630, 706, 709, 720, 840, 1008, 1059, 1260, 1412, 1418, 1680, 1765, 2118, 2127, 2471, 2520, 2824, 2836, 3177, 3530, 3545, 4236, 4254, 4942, 4963, 5040, 5295, 5648, 5672, 6354, 6381, 7060, 7090, 7413, 8472, 8508, 9884, 9926, 10590, 10635, 11344, 12355, 12708, 12762, 14120, 14180, 14826, 14889, 15885, 16944, 17016, 19768, 19852, 21180, 21270, 22239, 24710, 24815, 25416, 25524, 28240, 28360, 29652, 29778, 31770, 31905, 34032, 37065, 39536, 39704, 42360, 42540, 44478, 44667, 49420, 49630, 50832, 51048, 56720, 59304, 59556, 63540, 63810, 74130, 74445, 79408, 84720, 85080, 88956, 89334, 98840, 99260, 102096, 111195, 118608, 119112, 127080, 127620, 148260, 148890, 170160, 177912, 178668, 197680, 198520, 222390, 223335, 238224, 250277, 254160, 255240, 296520, 297780, 355824, 357336, 397040, 444780, 446670, 500554, 510480, 593040, 595560, 714672, 750831, 889560, 893340, 1001108, 1191120, 1251385, 1501662, 1751939, 1779120, 1786680, 2002216, 2252493, 2502770, 3003324, 3503878, 3573360, 3754155, 4004432, 4504986, 5005540, 5255817, 6006648, 7007756, 7508310, 8759695, 9009972, 10011080, 10511634, 11262465, 12013296, 14015512, 15016620, 15767451, 17519390, 18019944, 20022160, 21023268, 22524930, 26279085, 28031024, 30033240, 31534902, 35038780, 36039888, 42046536, 45049860, 52558170, 60066480, 63069804, 70077560, 78837255, 84093072, 90099720, 105116340, 126139608, 140155120, 157674510, 180199440, 210232680, 252279216, 315349020, 420465360, 630698040, 1261396080]

約数ペア:

[(1, 1261396080), (2, 630698040), (3, 420465360), (4, 315349020), (5, 252279216), (6, 210232680), (7, 180199440), (8, 157674510), (9, 140155120), (10, 126139608), (12, 105116340), (14, 90099720), (15, 84093072), (16, 78837255), (18, 70077560), (20, 63069804), (21, 60066480), (24, 52558170), (28, 45049860), (30, 42046536), (35, 36039888), (36, 35038780), (40, 31534902), (42, 30033240), (45, 28031024), (48, 26279085), (56, 22524930), (60, 21023268), (63, 20022160), (70, 18019944), (72, 17519390), (80, 15767451), (84, 15016620), (90, 14015512), (105, 12013296), (112, 11262465), (120, 10511634), (126, 10011080), (140, 9009972), (144, 8759695), (168, 7508310), (180, 7007756), (210, 6006648), (240, 5255817), (252, 5005540), (280, 4504986), (315, 4004432), (336, 3754155), (353, 3573360), (360, 3503878), (420, 3003324), (504, 2502770), (560, 2252493), (630, 2002216), (706, 1786680), (709, 1779120), (720, 1751939), (840, 1501662), (1008, 1251385), (1059, 1191120), (1260, 1001108), (1412, 893340), (1418, 889560), (1680, 750831), (1765, 714672), (2118, 595560), (2127, 593040), (2471, 510480), (2520, 500554), (2824, 446670), (2836, 444780), (3177, 397040), (3530, 357336), (3545, 355824), (4236, 297780), (4254, 296520), (4942, 255240), (4963, 254160), (5040, 250277), (5295, 238224), (5648, 223335), (5672, 222390), (6354, 198520), (6381, 197680), (7060, 178668), (7090, 177912), (7413, 170160), (8472, 148890), (8508, 148260), (9884, 127620), (9926, 127080), (10590, 119112), (10635, 118608), (11344, 111195), (12355, 102096), (12708, 99260), (12762, 98840), (14120, 89334), (14180, 88956), (14826, 85080), (14889, 84720), (15885, 79408), (16944, 74445), (17016, 74130), (19768, 63810), (19852, 63540), (21180, 59556), (21270, 59304), (22239, 56720), (24710, 51048), (24815, 50832), (25416, 49630), (25524, 49420), (28240, 44667), (28360, 44478), (29652, 42540), (29778, 42360), (31770, 39704), (31905, 39536), (34032, 37065)]