218908144

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{599}}^1$

素因数の和:878

約数の個数: 80

約数和(自身を含む): 524966400

約数和(自身を除く): 306058256

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 251, 364, 502, 599, 728, 1004, 1198, 1456, 1757, 2008, 2396, 3263, 3514, 4016, 4193, 4792, 6526, 7028, 7787, 8386, 9584, 13052, 14056, 15574, 16772, 22841, 26104, 28112, 31148, 33544, 45682, 52208, 54509, 62296, 67088, 91364, 109018, 124592, 150349, 182728, 218036, 300698, 365456, 436072, 601396, 872144, 1052443, 1202792, 1954537, 2104886, 2405584, 3909074, 4209772, 7818148, 8419544, 13681759, 15636296, 16839088, 27363518, 31272592, 54727036, 109454072, 218908144]

約数ペア:

[(1, 218908144), (2, 109454072), (4, 54727036), (7, 31272592), (8, 27363518), (13, 16839088), (14, 15636296), (16, 13681759), (26, 8419544), (28, 7818148), (52, 4209772), (56, 3909074), (91, 2405584), (104, 2104886), (112, 1954537), (182, 1202792), (208, 1052443), (251, 872144), (364, 601396), (502, 436072), (599, 365456), (728, 300698), (1004, 218036), (1198, 182728), (1456, 150349), (1757, 124592), (2008, 109018), (2396, 91364), (3263, 67088), (3514, 62296), (4016, 54509), (4193, 52208), (4792, 45682), (6526, 33544), (7028, 31148), (7787, 28112), (8386, 26104), (9584, 22841), (13052, 16772), (14056, 15574)]