168284772

素因数分解:

$2^2\times 3^2\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:525

約数の個数: 72

約数和(自身を含む): 433251000

約数和(自身を除く): 264966228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 137, 149, 229, 274, 298, 411, 447, 458, 548, 596, 687, 822, 894, 916, 1233, 1341, 1374, 1644, 1788, 2061, 2466, 2682, 2748, 4122, 4932, 5364, 8244, 20413, 31373, 34121, 40826, 61239, 62746, 68242, 81652, 94119, 102363, 122478, 125492, 136484, 183717, 188238, 204726, 244956, 282357, 307089, 367434, 376476, 409452, 564714, 614178, 734868, 1129428, 1228356, 4674577, 9349154, 14023731, 18698308, 28047462, 42071193, 56094924, 84142386, 168284772]

約数ペア:

[(1, 168284772), (2, 84142386), (3, 56094924), (4, 42071193), (6, 28047462), (9, 18698308), (12, 14023731), (18, 9349154), (36, 4674577), (137, 1228356), (149, 1129428), (229, 734868), (274, 614178), (298, 564714), (411, 409452), (447, 376476), (458, 367434), (548, 307089), (596, 282357), (687, 244956), (822, 204726), (894, 188238), (916, 183717), (1233, 136484), (1341, 125492), (1374, 122478), (1644, 102363), (1788, 94119), (2061, 81652), (2466, 68242), (2682, 62746), (2748, 61239), (4122, 40826), (4932, 34121), (5364, 31373), (8244, 20413)]