1287374256

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{61}}^1\times {\mathrm{997}}^1$

素因数の和:1089

約数の個数: 240

約数和(自身を含む): 4373395680

約数和(自身を除く): 3086021424

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 61, 63, 72, 84, 98, 108, 112, 122, 126, 144, 147, 168, 183, 189, 196, 216, 244, 252, 294, 336, 366, 378, 392, 427, 432, 441, 488, 504, 549, 588, 732, 756, 784, 854, 882, 976, 997, 1008, 1098, 1176, 1281, 1323, 1464, 1512, 1647, 1708, 1764, 1994, 2196, 2352, 2562, 2646, 2928, 2989, 2991, 3024, 3294, 3416, 3528, 3843, 3988, 4392, 5124, 5292, 5978, 5982, 6588, 6832, 6979, 7056, 7686, 7976, 8784, 8967, 8973, 10248, 10584, 11529, 11956, 11964, 13176, 13958, 15372, 15952, 17934, 17946, 20496, 20937, 21168, 23058, 23912, 23928, 26352, 26901, 26919, 27916, 30744, 35868, 35892, 41874, 46116, 47824, 47856, 48853, 53802, 53838, 55832, 60817, 61488, 62811, 71736, 71784, 80703, 83748, 92232, 97706, 107604, 107676, 111664, 121634, 125622, 143472, 143568, 146559, 161406, 167496, 182451, 184464, 188433, 195412, 215208, 215352, 243268, 251244, 293118, 322812, 334992, 364902, 376866, 390824, 425719, 430416, 430704, 439677, 486536, 502488, 547353, 586236, 645624, 729804, 753732, 781648, 851438, 879354, 973072, 1004976, 1094706, 1172472, 1277157, 1291248, 1319031, 1459608, 1507464, 1642059, 1702876, 1758708, 2189412, 2344944, 2554314, 2638062, 2919216, 2980033, 3014928, 3284118, 3405752, 3517416, 3831471, 4378824, 5108628, 5276124, 5960066, 6568236, 6811504, 7034832, 7662942, 8757648, 8940099, 10217256, 10552248, 11494413, 11920132, 13136472, 15325884, 17880198, 20434512, 21104496, 22988826, 23840264, 26272944, 26820297, 30651768, 35760396, 45977652, 47680528, 53640594, 61303536, 71520792, 80460891, 91955304, 107281188, 143041584, 160921782, 183910608, 214562376, 321843564, 429124752, 643687128, 1287374256]

約数ペア:

[(1, 1287374256), (2, 643687128), (3, 429124752), (4, 321843564), (6, 214562376), (7, 183910608), (8, 160921782), (9, 143041584), (12, 107281188), (14, 91955304), (16, 80460891), (18, 71520792), (21, 61303536), (24, 53640594), (27, 47680528), (28, 45977652), (36, 35760396), (42, 30651768), (48, 26820297), (49, 26272944), (54, 23840264), (56, 22988826), (61, 21104496), (63, 20434512), (72, 17880198), (84, 15325884), (98, 13136472), (108, 11920132), (112, 11494413), (122, 10552248), (126, 10217256), (144, 8940099), (147, 8757648), (168, 7662942), (183, 7034832), (189, 6811504), (196, 6568236), (216, 5960066), (244, 5276124), (252, 5108628), (294, 4378824), (336, 3831471), (366, 3517416), (378, 3405752), (392, 3284118), (427, 3014928), (432, 2980033), (441, 2919216), (488, 2638062), (504, 2554314), (549, 2344944), (588, 2189412), (732, 1758708), (756, 1702876), (784, 1642059), (854, 1507464), (882, 1459608), (976, 1319031), (997, 1291248), (1008, 1277157), (1098, 1172472), (1176, 1094706), (1281, 1004976), (1323, 973072), (1464, 879354), (1512, 851438), (1647, 781648), (1708, 753732), (1764, 729804), (1994, 645624), (2196, 586236), (2352, 547353), (2562, 502488), (2646, 486536), (2928, 439677), (2989, 430704), (2991, 430416), (3024, 425719), (3294, 390824), (3416, 376866), (3528, 364902), (3843, 334992), (3988, 322812), (4392, 293118), (5124, 251244), (5292, 243268), (5978, 215352), (5982, 215208), (6588, 195412), (6832, 188433), (6979, 184464), (7056, 182451), (7686, 167496), (7976, 161406), (8784, 146559), (8967, 143568), (8973, 143472), (10248, 125622), (10584, 121634), (11529, 111664), (11956, 107676), (11964, 107604), (13176, 97706), (13958, 92232), (15372, 83748), (15952, 80703), (17934, 71784), (17946, 71736), (20496, 62811), (20937, 61488), (21168, 60817), (23058, 55832), (23912, 53838), (23928, 53802), (26352, 48853), (26901, 47856), (26919, 47824), (27916, 46116), (30744, 41874), (35868, 35892)]