68981328

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:274

約数の個数: 160

約数和(自身を含む): 217486080

約数和(自身を除く): 148504752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 71, 72, 78, 104, 108, 117, 142, 144, 156, 173, 208, 213, 216, 234, 284, 312, 346, 351, 426, 432, 468, 519, 568, 624, 639, 692, 702, 852, 923, 936, 1038, 1136, 1278, 1384, 1404, 1557, 1704, 1846, 1872, 1917, 2076, 2249, 2556, 2768, 2769, 2808, 3114, 3408, 3692, 3834, 4152, 4498, 4671, 5112, 5538, 5616, 6228, 6747, 7384, 7668, 8304, 8307, 8996, 9342, 10224, 11076, 12283, 12456, 13494, 14768, 15336, 16614, 17992, 18684, 20241, 22152, 24566, 24912, 24921, 26988, 30672, 33228, 35984, 36849, 37368, 40482, 44304, 49132, 49842, 53976, 60723, 66456, 73698, 74736, 80964, 98264, 99684, 107952, 110547, 121446, 132912, 147396, 159679, 161928, 196528, 199368, 221094, 242892, 294792, 319358, 323856, 331641, 398736, 442188, 479037, 485784, 589584, 638716, 663282, 884376, 958074, 971568, 1277432, 1326564, 1437111, 1768752, 1916148, 2554864, 2653128, 2874222, 3832296, 4311333, 5306256, 5748444, 7664592, 8622666, 11496888, 17245332, 22993776, 34490664, 68981328]

約数ペア:

[(1, 68981328), (2, 34490664), (3, 22993776), (4, 17245332), (6, 11496888), (8, 8622666), (9, 7664592), (12, 5748444), (13, 5306256), (16, 4311333), (18, 3832296), (24, 2874222), (26, 2653128), (27, 2554864), (36, 1916148), (39, 1768752), (48, 1437111), (52, 1326564), (54, 1277432), (71, 971568), (72, 958074), (78, 884376), (104, 663282), (108, 638716), (117, 589584), (142, 485784), (144, 479037), (156, 442188), (173, 398736), (208, 331641), (213, 323856), (216, 319358), (234, 294792), (284, 242892), (312, 221094), (346, 199368), (351, 196528), (426, 161928), (432, 159679), (468, 147396), (519, 132912), (568, 121446), (624, 110547), (639, 107952), (692, 99684), (702, 98264), (852, 80964), (923, 74736), (936, 73698), (1038, 66456), (1136, 60723), (1278, 53976), (1384, 49842), (1404, 49132), (1557, 44304), (1704, 40482), (1846, 37368), (1872, 36849), (1917, 35984), (2076, 33228), (2249, 30672), (2556, 26988), (2768, 24921), (2769, 24912), (2808, 24566), (3114, 22152), (3408, 20241), (3692, 18684), (3834, 17992), (4152, 16614), (4498, 15336), (4671, 14768), (5112, 13494), (5538, 12456), (5616, 12283), (6228, 11076), (6747, 10224), (7384, 9342), (7668, 8996), (8304, 8307)]