399786240

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:277

約数の個数: 288

約数和(自身を含む): 1483453440

約数和(自身を除く): 1083667200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 107, 112, 120, 128, 139, 140, 160, 168, 192, 210, 214, 224, 240, 256, 278, 280, 320, 321, 336, 384, 417, 420, 428, 448, 480, 535, 556, 560, 640, 642, 672, 695, 749, 768, 834, 840, 856, 896, 960, 973, 1070, 1112, 1120, 1280, 1284, 1344, 1390, 1498, 1605, 1668, 1680, 1712, 1792, 1920, 1946, 2085, 2140, 2224, 2240, 2247, 2568, 2688, 2780, 2919, 2996, 3210, 3336, 3360, 3424, 3745, 3840, 3892, 4170, 4280, 4448, 4480, 4494, 4865, 5136, 5376, 5560, 5838, 5992, 6420, 6672, 6720, 6848, 7490, 7784, 8340, 8560, 8896, 8960, 8988, 9730, 10272, 11120, 11235, 11676, 11984, 12840, 13344, 13440, 13696, 14595, 14873, 14980, 15568, 16680, 17120, 17792, 17976, 19460, 20544, 22240, 22470, 23352, 23968, 25680, 26688, 26880, 27392, 29190, 29746, 29960, 31136, 33360, 34240, 35584, 35952, 38920, 41088, 44480, 44619, 44940, 46704, 47936, 51360, 53376, 58380, 59492, 59920, 62272, 66720, 68480, 71904, 74365, 77840, 82176, 88960, 89238, 89880, 93408, 95872, 102720, 104111, 106752, 116760, 118984, 119840, 124544, 133440, 136960, 143808, 148730, 155680, 177920, 178476, 179760, 186816, 191744, 205440, 208222, 223095, 233520, 237968, 239680, 249088, 266880, 287616, 297460, 311360, 312333, 356952, 359520, 373632, 410880, 416444, 446190, 467040, 475936, 479360, 520555, 533760, 575232, 594920, 622720, 624666, 713904, 719040, 747264, 832888, 892380, 934080, 951872, 958720, 1041110, 1189840, 1245440, 1249332, 1427808, 1438080, 1561665, 1665776, 1784760, 1868160, 1903744, 2082220, 2379680, 2498664, 2855616, 2876160, 3123330, 3331552, 3569520, 3736320, 3807488, 4164440, 4759360, 4997328, 5711232, 6246660, 6663104, 7139040, 8328880, 9518720, 9994656, 11422464, 12493320, 13326208, 14278080, 16657760, 19037440, 19989312, 24986640, 26652416, 28556160, 33315520, 39978624, 49973280, 57112320, 66631040, 79957248, 99946560, 133262080, 199893120, 399786240]

約数ペア:

[(1, 399786240), (2, 199893120), (3, 133262080), (4, 99946560), (5, 79957248), (6, 66631040), (7, 57112320), (8, 49973280), (10, 39978624), (12, 33315520), (14, 28556160), (15, 26652416), (16, 24986640), (20, 19989312), (21, 19037440), (24, 16657760), (28, 14278080), (30, 13326208), (32, 12493320), (35, 11422464), (40, 9994656), (42, 9518720), (48, 8328880), (56, 7139040), (60, 6663104), (64, 6246660), (70, 5711232), (80, 4997328), (84, 4759360), (96, 4164440), (105, 3807488), (107, 3736320), (112, 3569520), (120, 3331552), (128, 3123330), (139, 2876160), (140, 2855616), (160, 2498664), (168, 2379680), (192, 2082220), (210, 1903744), (214, 1868160), (224, 1784760), (240, 1665776), (256, 1561665), (278, 1438080), (280, 1427808), (320, 1249332), (321, 1245440), (336, 1189840), (384, 1041110), (417, 958720), (420, 951872), (428, 934080), (448, 892380), (480, 832888), (535, 747264), (556, 719040), (560, 713904), (640, 624666), (642, 622720), (672, 594920), (695, 575232), (749, 533760), (768, 520555), (834, 479360), (840, 475936), (856, 467040), (896, 446190), (960, 416444), (973, 410880), (1070, 373632), (1112, 359520), (1120, 356952), (1280, 312333), (1284, 311360), (1344, 297460), (1390, 287616), (1498, 266880), (1605, 249088), (1668, 239680), (1680, 237968), (1712, 233520), (1792, 223095), (1920, 208222), (1946, 205440), (2085, 191744), (2140, 186816), (2224, 179760), (2240, 178476), (2247, 177920), (2568, 155680), (2688, 148730), (2780, 143808), (2919, 136960), (2996, 133440), (3210, 124544), (3336, 119840), (3360, 118984), (3424, 116760), (3745, 106752), (3840, 104111), (3892, 102720), (4170, 95872), (4280, 93408), (4448, 89880), (4480, 89238), (4494, 88960), (4865, 82176), (5136, 77840), (5376, 74365), (5560, 71904), (5838, 68480), (5992, 66720), (6420, 62272), (6672, 59920), (6720, 59492), (6848, 58380), (7490, 53376), (7784, 51360), (8340, 47936), (8560, 46704), (8896, 44940), (8960, 44619), (8988, 44480), (9730, 41088), (10272, 38920), (11120, 35952), (11235, 35584), (11676, 34240), (11984, 33360), (12840, 31136), (13344, 29960), (13440, 29746), (13696, 29190), (14595, 27392), (14873, 26880), (14980, 26688), (15568, 25680), (16680, 23968), (17120, 23352), (17792, 22470), (17976, 22240), (19460, 20544)]