2180728144

素因数分解:

$2^4\times 7^3\times {\mathrm{43}}^1\times {\mathrm{9241}}^1$

素因数の和:9313

約数の個数: 80

約数和(自身を含む): 5042435200

約数和(自身を除く): 2861707056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 49, 56, 86, 98, 112, 172, 196, 301, 343, 344, 392, 602, 686, 688, 784, 1204, 1372, 2107, 2408, 2744, 4214, 4816, 5488, 8428, 9241, 14749, 16856, 18482, 29498, 33712, 36964, 58996, 64687, 73928, 117992, 129374, 147856, 235984, 258748, 397363, 452809, 517496, 794726, 905618, 1034992, 1589452, 1811236, 2781541, 3169663, 3178904, 3622472, 5563082, 6339326, 6357808, 7244944, 11126164, 12678652, 19470787, 22252328, 25357304, 38941574, 44504656, 50714608, 77883148, 136295509, 155766296, 272591018, 311532592, 545182036, 1090364072, 2180728144]

約数ペア:

[(1, 2180728144), (2, 1090364072), (4, 545182036), (7, 311532592), (8, 272591018), (14, 155766296), (16, 136295509), (28, 77883148), (43, 50714608), (49, 44504656), (56, 38941574), (86, 25357304), (98, 22252328), (112, 19470787), (172, 12678652), (196, 11126164), (301, 7244944), (343, 6357808), (344, 6339326), (392, 5563082), (602, 3622472), (686, 3178904), (688, 3169663), (784, 2781541), (1204, 1811236), (1372, 1589452), (2107, 1034992), (2408, 905618), (2744, 794726), (4214, 517496), (4816, 452809), (5488, 397363), (8428, 258748), (9241, 235984), (14749, 147856), (16856, 129374), (18482, 117992), (29498, 73928), (33712, 64687), (36964, 58996)]