31356864

素因数分解:

$2^6\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1$

素因数の和:144

約数の個数: 252

約数和(自身を含む): 115186968

約数和(自身を除く): 83830104

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 32, 33, 36, 42, 44, 48, 49, 56, 63, 64, 66, 72, 77, 84, 88, 96, 98, 99, 101, 112, 126, 132, 144, 147, 154, 168, 176, 192, 196, 198, 202, 224, 231, 252, 264, 288, 294, 303, 308, 336, 352, 392, 396, 404, 441, 448, 462, 504, 528, 539, 576, 588, 606, 616, 672, 693, 704, 707, 784, 792, 808, 882, 909, 924, 1008, 1056, 1078, 1111, 1176, 1212, 1232, 1344, 1386, 1414, 1568, 1584, 1616, 1617, 1764, 1818, 1848, 2016, 2112, 2121, 2156, 2222, 2352, 2424, 2464, 2772, 2828, 3136, 3168, 3232, 3234, 3333, 3528, 3636, 3696, 4032, 4242, 4312, 4444, 4704, 4848, 4851, 4928, 4949, 5544, 5656, 6336, 6363, 6464, 6468, 6666, 7056, 7272, 7392, 7777, 8484, 8624, 8888, 9408, 9696, 9702, 9898, 9999, 11088, 11312, 12726, 12936, 13332, 14112, 14544, 14784, 14847, 15554, 16968, 17248, 17776, 19392, 19404, 19796, 19998, 22176, 22624, 23331, 25452, 25872, 26664, 28224, 29088, 29694, 31108, 33936, 34496, 35552, 38808, 39592, 39996, 44352, 44541, 45248, 46662, 50904, 51744, 53328, 54439, 58176, 59388, 62216, 67872, 69993, 71104, 77616, 79184, 79992, 89082, 93324, 101808, 103488, 106656, 108878, 118776, 124432, 135744, 139986, 155232, 158368, 159984, 163317, 178164, 186648, 203616, 213312, 217756, 237552, 248864, 279972, 310464, 316736, 319968, 326634, 356328, 373296, 407232, 435512, 475104, 489951, 497728, 559944, 639936, 653268, 712656, 746592, 871024, 950208, 979902, 1119888, 1306536, 1425312, 1493184, 1742048, 1959804, 2239776, 2613072, 2850624, 3484096, 3919608, 4479552, 5226144, 7839216, 10452288, 15678432, 31356864]

約数ペア:

[(1, 31356864), (2, 15678432), (3, 10452288), (4, 7839216), (6, 5226144), (7, 4479552), (8, 3919608), (9, 3484096), (11, 2850624), (12, 2613072), (14, 2239776), (16, 1959804), (18, 1742048), (21, 1493184), (22, 1425312), (24, 1306536), (28, 1119888), (32, 979902), (33, 950208), (36, 871024), (42, 746592), (44, 712656), (48, 653268), (49, 639936), (56, 559944), (63, 497728), (64, 489951), (66, 475104), (72, 435512), (77, 407232), (84, 373296), (88, 356328), (96, 326634), (98, 319968), (99, 316736), (101, 310464), (112, 279972), (126, 248864), (132, 237552), (144, 217756), (147, 213312), (154, 203616), (168, 186648), (176, 178164), (192, 163317), (196, 159984), (198, 158368), (202, 155232), (224, 139986), (231, 135744), (252, 124432), (264, 118776), (288, 108878), (294, 106656), (303, 103488), (308, 101808), (336, 93324), (352, 89082), (392, 79992), (396, 79184), (404, 77616), (441, 71104), (448, 69993), (462, 67872), (504, 62216), (528, 59388), (539, 58176), (576, 54439), (588, 53328), (606, 51744), (616, 50904), (672, 46662), (693, 45248), (704, 44541), (707, 44352), (784, 39996), (792, 39592), (808, 38808), (882, 35552), (909, 34496), (924, 33936), (1008, 31108), (1056, 29694), (1078, 29088), (1111, 28224), (1176, 26664), (1212, 25872), (1232, 25452), (1344, 23331), (1386, 22624), (1414, 22176), (1568, 19998), (1584, 19796), (1616, 19404), (1617, 19392), (1764, 17776), (1818, 17248), (1848, 16968), (2016, 15554), (2112, 14847), (2121, 14784), (2156, 14544), (2222, 14112), (2352, 13332), (2424, 12936), (2464, 12726), (2772, 11312), (2828, 11088), (3136, 9999), (3168, 9898), (3232, 9702), (3234, 9696), (3333, 9408), (3528, 8888), (3636, 8624), (3696, 8484), (4032, 7777), (4242, 7392), (4312, 7272), (4444, 7056), (4704, 6666), (4848, 6468), (4851, 6464), (4928, 6363), (4949, 6336), (5544, 5656)]