31239936

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:191

約数の個数: 216

約数和(自身を含む): 111602400

約数和(自身を除く): 80362464

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 64, 72, 78, 84, 91, 96, 104, 112, 117, 126, 128, 144, 149, 156, 168, 182, 192, 208, 224, 234, 252, 256, 273, 288, 298, 312, 336, 364, 384, 416, 447, 448, 468, 504, 546, 576, 596, 624, 672, 728, 768, 819, 832, 894, 896, 936, 1008, 1043, 1092, 1152, 1192, 1248, 1341, 1344, 1456, 1638, 1664, 1788, 1792, 1872, 1937, 2016, 2086, 2184, 2304, 2384, 2496, 2682, 2688, 2912, 3129, 3276, 3328, 3576, 3744, 3874, 4032, 4172, 4368, 4768, 4992, 5364, 5376, 5811, 5824, 6258, 6552, 7152, 7488, 7748, 8064, 8344, 8736, 9387, 9536, 9984, 10728, 11622, 11648, 12516, 13104, 13559, 14304, 14976, 15496, 16128, 16688, 17433, 17472, 18774, 19072, 21456, 23244, 23296, 25032, 26208, 27118, 28608, 29952, 30992, 33376, 34866, 34944, 37548, 38144, 40677, 42912, 46488, 50064, 52416, 54236, 57216, 61984, 66752, 69732, 69888, 75096, 81354, 85824, 92976, 100128, 104832, 108472, 114432, 122031, 123968, 133504, 139464, 150192, 162708, 171648, 185952, 200256, 209664, 216944, 244062, 247936, 267008, 278928, 300384, 325416, 343296, 371904, 400512, 433888, 488124, 495872, 557856, 600768, 650832, 743808, 801024, 867776, 976248, 1115712, 1201536, 1301664, 1487616, 1735552, 1952496, 2231424, 2403072, 2603328, 3471104, 3904992, 4462848, 5206656, 7809984, 10413312, 15619968, 31239936]

約数ペア:

[(1, 31239936), (2, 15619968), (3, 10413312), (4, 7809984), (6, 5206656), (7, 4462848), (8, 3904992), (9, 3471104), (12, 2603328), (13, 2403072), (14, 2231424), (16, 1952496), (18, 1735552), (21, 1487616), (24, 1301664), (26, 1201536), (28, 1115712), (32, 976248), (36, 867776), (39, 801024), (42, 743808), (48, 650832), (52, 600768), (56, 557856), (63, 495872), (64, 488124), (72, 433888), (78, 400512), (84, 371904), (91, 343296), (96, 325416), (104, 300384), (112, 278928), (117, 267008), (126, 247936), (128, 244062), (144, 216944), (149, 209664), (156, 200256), (168, 185952), (182, 171648), (192, 162708), (208, 150192), (224, 139464), (234, 133504), (252, 123968), (256, 122031), (273, 114432), (288, 108472), (298, 104832), (312, 100128), (336, 92976), (364, 85824), (384, 81354), (416, 75096), (447, 69888), (448, 69732), (468, 66752), (504, 61984), (546, 57216), (576, 54236), (596, 52416), (624, 50064), (672, 46488), (728, 42912), (768, 40677), (819, 38144), (832, 37548), (894, 34944), (896, 34866), (936, 33376), (1008, 30992), (1043, 29952), (1092, 28608), (1152, 27118), (1192, 26208), (1248, 25032), (1341, 23296), (1344, 23244), (1456, 21456), (1638, 19072), (1664, 18774), (1788, 17472), (1792, 17433), (1872, 16688), (1937, 16128), (2016, 15496), (2086, 14976), (2184, 14304), (2304, 13559), (2384, 13104), (2496, 12516), (2682, 11648), (2688, 11622), (2912, 10728), (3129, 9984), (3276, 9536), (3328, 9387), (3576, 8736), (3744, 8344), (3874, 8064), (4032, 7748), (4172, 7488), (4368, 7152), (4768, 6552), (4992, 6258), (5364, 5824), (5376, 5811)]