138878208

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:217

約数の個数: 216

約数和(自身を含む): 467667200

約数和(自身を除く): 328788992

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 79, 84, 96, 109, 112, 126, 128, 144, 158, 168, 192, 218, 224, 237, 252, 256, 288, 316, 327, 336, 384, 436, 448, 474, 504, 553, 576, 632, 654, 672, 711, 763, 768, 872, 896, 948, 981, 1008, 1106, 1152, 1264, 1308, 1344, 1422, 1526, 1659, 1744, 1792, 1896, 1962, 2016, 2212, 2289, 2304, 2528, 2616, 2688, 2844, 3052, 3318, 3488, 3792, 3924, 4032, 4424, 4578, 4977, 5056, 5232, 5376, 5688, 6104, 6636, 6867, 6976, 7584, 7848, 8064, 8611, 8848, 9156, 9954, 10112, 10464, 11376, 12208, 13272, 13734, 13952, 15168, 15696, 16128, 17222, 17696, 18312, 19908, 20224, 20928, 22752, 24416, 25833, 26544, 27468, 27904, 30336, 31392, 34444, 35392, 36624, 39816, 41856, 45504, 48832, 51666, 53088, 54936, 60277, 60672, 62784, 68888, 70784, 73248, 77499, 79632, 83712, 91008, 97664, 103332, 106176, 109872, 120554, 125568, 137776, 141568, 146496, 154998, 159264, 180831, 182016, 195328, 206664, 212352, 219744, 241108, 251136, 275552, 292992, 309996, 318528, 361662, 413328, 424704, 439488, 482216, 542493, 551104, 585984, 619992, 637056, 723324, 826656, 878976, 964432, 1084986, 1102208, 1239984, 1274112, 1446648, 1653312, 1757952, 1928864, 2169972, 2204416, 2479968, 2893296, 3306624, 3857728, 4339944, 4959936, 5786592, 6613248, 7715456, 8679888, 9919872, 11573184, 15430912, 17359776, 19839744, 23146368, 34719552, 46292736, 69439104, 138878208]

約数ペア:

[(1, 138878208), (2, 69439104), (3, 46292736), (4, 34719552), (6, 23146368), (7, 19839744), (8, 17359776), (9, 15430912), (12, 11573184), (14, 9919872), (16, 8679888), (18, 7715456), (21, 6613248), (24, 5786592), (28, 4959936), (32, 4339944), (36, 3857728), (42, 3306624), (48, 2893296), (56, 2479968), (63, 2204416), (64, 2169972), (72, 1928864), (79, 1757952), (84, 1653312), (96, 1446648), (109, 1274112), (112, 1239984), (126, 1102208), (128, 1084986), (144, 964432), (158, 878976), (168, 826656), (192, 723324), (218, 637056), (224, 619992), (237, 585984), (252, 551104), (256, 542493), (288, 482216), (316, 439488), (327, 424704), (336, 413328), (384, 361662), (436, 318528), (448, 309996), (474, 292992), (504, 275552), (553, 251136), (576, 241108), (632, 219744), (654, 212352), (672, 206664), (711, 195328), (763, 182016), (768, 180831), (872, 159264), (896, 154998), (948, 146496), (981, 141568), (1008, 137776), (1106, 125568), (1152, 120554), (1264, 109872), (1308, 106176), (1344, 103332), (1422, 97664), (1526, 91008), (1659, 83712), (1744, 79632), (1792, 77499), (1896, 73248), (1962, 70784), (2016, 68888), (2212, 62784), (2289, 60672), (2304, 60277), (2528, 54936), (2616, 53088), (2688, 51666), (2844, 48832), (3052, 45504), (3318, 41856), (3488, 39816), (3792, 36624), (3924, 35392), (4032, 34444), (4424, 31392), (4578, 30336), (4977, 27904), (5056, 27468), (5232, 26544), (5376, 25833), (5688, 24416), (6104, 22752), (6636, 20928), (6867, 20224), (6976, 19908), (7584, 18312), (7848, 17696), (8064, 17222), (8611, 16128), (8848, 15696), (9156, 15168), (9954, 13952), (10112, 13734), (10464, 13272), (11376, 12208)]