218246944

素因数分解:

$2^5\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:270

約数の個数: 72

約数和(自身を含む): 456430464

約数和(自身を除く): 238183520

約数列:

[1, 2, 4, 8, 16, 31, 32, 47, 62, 94, 124, 151, 188, 248, 302, 376, 496, 604, 752, 961, 992, 1208, 1457, 1504, 1922, 2416, 2914, 3844, 4681, 4832, 5828, 7097, 7688, 9362, 11656, 14194, 15376, 18724, 23312, 28388, 30752, 37448, 45167, 46624, 56776, 74896, 90334, 113552, 145111, 149792, 180668, 220007, 227104, 290222, 361336, 440014, 580444, 722672, 880028, 1160888, 1445344, 1760056, 2321776, 3520112, 4643552, 6820217, 7040224, 13640434, 27280868, 54561736, 109123472, 218246944]

約数ペア:

[(1, 218246944), (2, 109123472), (4, 54561736), (8, 27280868), (16, 13640434), (31, 7040224), (32, 6820217), (47, 4643552), (62, 3520112), (94, 2321776), (124, 1760056), (151, 1445344), (188, 1160888), (248, 880028), (302, 722672), (376, 580444), (496, 440014), (604, 361336), (752, 290222), (961, 227104), (992, 220007), (1208, 180668), (1457, 149792), (1504, 145111), (1922, 113552), (2416, 90334), (2914, 74896), (3844, 56776), (4681, 46624), (4832, 45167), (5828, 37448), (7097, 30752), (7688, 28388), (9362, 23312), (11656, 18724), (14194, 15376)]