278026164

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31267}}^1$

素因数の和:31309

約数の個数: 72

約数和(自身を含む): 796708640

約数和(自身を除く): 518682476

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2223, 2964, 4446, 8892, 31267, 62534, 93801, 125068, 187602, 281403, 375204, 406471, 562806, 594073, 812942, 1125612, 1188146, 1219413, 1625884, 1782219, 2376292, 2438826, 3564438, 3658239, 4877652, 5346657, 7128876, 7316478, 7722949, 10693314, 14632956, 15445898, 21386628, 23168847, 30891796, 46337694, 69506541, 92675388, 139013082, 278026164]

約数ペア:

[(1, 278026164), (2, 139013082), (3, 92675388), (4, 69506541), (6, 46337694), (9, 30891796), (12, 23168847), (13, 21386628), (18, 15445898), (19, 14632956), (26, 10693314), (36, 7722949), (38, 7316478), (39, 7128876), (52, 5346657), (57, 4877652), (76, 3658239), (78, 3564438), (114, 2438826), (117, 2376292), (156, 1782219), (171, 1625884), (228, 1219413), (234, 1188146), (247, 1125612), (342, 812942), (468, 594073), (494, 562806), (684, 406471), (741, 375204), (988, 281403), (1482, 187602), (2223, 125068), (2964, 93801), (4446, 62534), (8892, 31267)]