31389984

素因数分解:

$2^5\times 3^3\times {\mathrm{47}}^1\times {\mathrm{773}}^1$

素因数の和:839

約数の個数: 96

約数和(自身を含む): 93623040

約数和(自身を除く): 62233056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 47, 48, 54, 72, 94, 96, 108, 141, 144, 188, 216, 282, 288, 376, 423, 432, 564, 752, 773, 846, 864, 1128, 1269, 1504, 1546, 1692, 2256, 2319, 2538, 3092, 3384, 4512, 4638, 5076, 6184, 6768, 6957, 9276, 10152, 12368, 13536, 13914, 18552, 20304, 20871, 24736, 27828, 36331, 37104, 40608, 41742, 55656, 72662, 74208, 83484, 108993, 111312, 145324, 166968, 217986, 222624, 290648, 326979, 333936, 435972, 581296, 653958, 667872, 871944, 980937, 1162592, 1307916, 1743888, 1961874, 2615832, 3487776, 3923748, 5231664, 7847496, 10463328, 15694992, 31389984]

約数ペア:

[(1, 31389984), (2, 15694992), (3, 10463328), (4, 7847496), (6, 5231664), (8, 3923748), (9, 3487776), (12, 2615832), (16, 1961874), (18, 1743888), (24, 1307916), (27, 1162592), (32, 980937), (36, 871944), (47, 667872), (48, 653958), (54, 581296), (72, 435972), (94, 333936), (96, 326979), (108, 290648), (141, 222624), (144, 217986), (188, 166968), (216, 145324), (282, 111312), (288, 108993), (376, 83484), (423, 74208), (432, 72662), (564, 55656), (752, 41742), (773, 40608), (846, 37104), (864, 36331), (1128, 27828), (1269, 24736), (1504, 20871), (1546, 20304), (1692, 18552), (2256, 13914), (2319, 13536), (2538, 12368), (3092, 10152), (3384, 9276), (4512, 6957), (4638, 6768), (5076, 6184)]