31490144

素因数分解:

$2^5\times 7^3\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:201

約数の個数: 96

約数和(自身を含む): 76608000

約数和(自身を除く): 45117856

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 76, 98, 112, 133, 151, 152, 196, 224, 266, 302, 304, 343, 392, 532, 604, 608, 686, 784, 931, 1057, 1064, 1208, 1372, 1568, 1862, 2114, 2128, 2416, 2744, 2869, 3724, 4228, 4256, 4832, 5488, 5738, 6517, 7399, 7448, 8456, 10976, 11476, 13034, 14798, 14896, 16912, 20083, 22952, 26068, 29596, 29792, 33824, 40166, 45904, 51793, 52136, 59192, 80332, 91808, 103586, 104272, 118384, 140581, 160664, 207172, 208544, 236768, 281162, 321328, 414344, 562324, 642656, 828688, 984067, 1124648, 1657376, 1968134, 2249296, 3936268, 4498592, 7872536, 15745072, 31490144]

約数ペア:

[(1, 31490144), (2, 15745072), (4, 7872536), (7, 4498592), (8, 3936268), (14, 2249296), (16, 1968134), (19, 1657376), (28, 1124648), (32, 984067), (38, 828688), (49, 642656), (56, 562324), (76, 414344), (98, 321328), (112, 281162), (133, 236768), (151, 208544), (152, 207172), (196, 160664), (224, 140581), (266, 118384), (302, 104272), (304, 103586), (343, 91808), (392, 80332), (532, 59192), (604, 52136), (608, 51793), (686, 45904), (784, 40166), (931, 33824), (1057, 29792), (1064, 29596), (1208, 26068), (1372, 22952), (1568, 20083), (1862, 16912), (2114, 14896), (2128, 14798), (2416, 13034), (2744, 11476), (2869, 10976), (3724, 8456), (4228, 7448), (4256, 7399), (4832, 6517), (5488, 5738)]