243739440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{353}}^1$

素因数の和:516

約数の個数: 240

約数和(自身を含む): 944993088

約数和(自身を除く): 701253648

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, 137, 140, 144, 168, 180, 210, 240, 252, 274, 280, 315, 336, 353, 360, 411, 420, 504, 548, 560, 630, 685, 706, 720, 822, 840, 959, 1008, 1059, 1096, 1233, 1260, 1370, 1412, 1644, 1680, 1765, 1918, 2055, 2118, 2192, 2466, 2471, 2520, 2740, 2824, 2877, 3177, 3288, 3530, 3836, 4110, 4236, 4795, 4932, 4942, 5040, 5295, 5480, 5648, 5754, 6165, 6354, 6576, 7060, 7413, 7672, 8220, 8472, 8631, 9590, 9864, 9884, 10590, 10960, 11508, 12330, 12355, 12708, 14120, 14385, 14826, 15344, 15885, 16440, 16944, 17262, 19180, 19728, 19768, 21180, 22239, 23016, 24660, 24710, 25416, 28240, 28770, 29652, 31770, 32880, 34524, 37065, 38360, 39536, 42360, 43155, 44478, 46032, 48361, 49320, 49420, 50832, 57540, 59304, 63540, 69048, 74130, 76720, 84720, 86310, 88956, 96722, 98640, 98840, 111195, 115080, 118608, 127080, 138096, 145083, 148260, 172620, 177912, 193444, 197680, 222390, 230160, 241805, 254160, 290166, 296520, 338527, 345240, 355824, 386888, 435249, 444780, 483610, 580332, 593040, 677054, 690480, 725415, 773776, 870498, 889560, 967220, 1015581, 1160664, 1354108, 1450830, 1692635, 1740996, 1779120, 1934440, 2031162, 2176245, 2321328, 2708216, 2901660, 3046743, 3385270, 3481992, 3868880, 4062324, 4352490, 5077905, 5416432, 5803320, 6093486, 6770540, 6963984, 8124648, 8704980, 10155810, 11606640, 12186972, 13541080, 15233715, 16249296, 17409960, 20311620, 24373944, 27082160, 30467430, 34819920, 40623240, 48747888, 60934860, 81246480, 121869720, 243739440]

約数ペア:

[(1, 243739440), (2, 121869720), (3, 81246480), (4, 60934860), (5, 48747888), (6, 40623240), (7, 34819920), (8, 30467430), (9, 27082160), (10, 24373944), (12, 20311620), (14, 17409960), (15, 16249296), (16, 15233715), (18, 13541080), (20, 12186972), (21, 11606640), (24, 10155810), (28, 8704980), (30, 8124648), (35, 6963984), (36, 6770540), (40, 6093486), (42, 5803320), (45, 5416432), (48, 5077905), (56, 4352490), (60, 4062324), (63, 3868880), (70, 3481992), (72, 3385270), (80, 3046743), (84, 2901660), (90, 2708216), (105, 2321328), (112, 2176245), (120, 2031162), (126, 1934440), (137, 1779120), (140, 1740996), (144, 1692635), (168, 1450830), (180, 1354108), (210, 1160664), (240, 1015581), (252, 967220), (274, 889560), (280, 870498), (315, 773776), (336, 725415), (353, 690480), (360, 677054), (411, 593040), (420, 580332), (504, 483610), (548, 444780), (560, 435249), (630, 386888), (685, 355824), (706, 345240), (720, 338527), (822, 296520), (840, 290166), (959, 254160), (1008, 241805), (1059, 230160), (1096, 222390), (1233, 197680), (1260, 193444), (1370, 177912), (1412, 172620), (1644, 148260), (1680, 145083), (1765, 138096), (1918, 127080), (2055, 118608), (2118, 115080), (2192, 111195), (2466, 98840), (2471, 98640), (2520, 96722), (2740, 88956), (2824, 86310), (2877, 84720), (3177, 76720), (3288, 74130), (3530, 69048), (3836, 63540), (4110, 59304), (4236, 57540), (4795, 50832), (4932, 49420), (4942, 49320), (5040, 48361), (5295, 46032), (5480, 44478), (5648, 43155), (5754, 42360), (6165, 39536), (6354, 38360), (6576, 37065), (7060, 34524), (7413, 32880), (7672, 31770), (8220, 29652), (8472, 28770), (8631, 28240), (9590, 25416), (9864, 24710), (9884, 24660), (10590, 23016), (10960, 22239), (11508, 21180), (12330, 19768), (12355, 19728), (12708, 19180), (14120, 17262), (14385, 16944), (14826, 16440), (15344, 15885)]