218747568

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1213}}^1$

素因数の和:1271

約数の個数: 120

約数和(自身を含む): 647003728

約数和(自身を除く): 428256160

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 34, 39, 48, 51, 52, 68, 78, 102, 104, 136, 156, 204, 208, 221, 272, 289, 312, 408, 442, 578, 624, 663, 816, 867, 884, 1156, 1213, 1326, 1734, 1768, 2312, 2426, 2652, 3468, 3536, 3639, 3757, 4624, 4852, 5304, 6936, 7278, 7514, 9704, 10608, 11271, 13872, 14556, 15028, 15769, 19408, 20621, 22542, 29112, 30056, 31538, 41242, 45084, 47307, 58224, 60112, 61863, 63076, 82484, 90168, 94614, 123726, 126152, 164968, 180336, 189228, 247452, 252304, 268073, 329936, 350557, 378456, 494904, 536146, 701114, 756912, 804219, 989808, 1051671, 1072292, 1402228, 1608438, 2103342, 2144584, 2804456, 3216876, 4206684, 4289168, 4557241, 5608912, 6433752, 8413368, 9114482, 12867504, 13671723, 16826736, 18228964, 27343446, 36457928, 54686892, 72915856, 109373784, 218747568]

約数ペア:

[(1, 218747568), (2, 109373784), (3, 72915856), (4, 54686892), (6, 36457928), (8, 27343446), (12, 18228964), (13, 16826736), (16, 13671723), (17, 12867504), (24, 9114482), (26, 8413368), (34, 6433752), (39, 5608912), (48, 4557241), (51, 4289168), (52, 4206684), (68, 3216876), (78, 2804456), (102, 2144584), (104, 2103342), (136, 1608438), (156, 1402228), (204, 1072292), (208, 1051671), (221, 989808), (272, 804219), (289, 756912), (312, 701114), (408, 536146), (442, 494904), (578, 378456), (624, 350557), (663, 329936), (816, 268073), (867, 252304), (884, 247452), (1156, 189228), (1213, 180336), (1326, 164968), (1734, 126152), (1768, 123726), (2312, 94614), (2426, 90168), (2652, 82484), (3468, 63076), (3536, 61863), (3639, 60112), (3757, 58224), (4624, 47307), (4852, 45084), (5304, 41242), (6936, 31538), (7278, 30056), (7514, 29112), (9704, 22542), (10608, 20621), (11271, 19408), (13872, 15769), (14556, 15028)]