261280896

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{467}}^1$

素因数の和:562

約数の個数: 128

約数和(自身を含む): 733224960

約数和(自身を除く): 471944064

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 47, 48, 62, 64, 93, 94, 96, 124, 128, 141, 186, 188, 192, 248, 282, 372, 376, 384, 467, 496, 564, 744, 752, 934, 992, 1128, 1401, 1457, 1488, 1504, 1868, 1984, 2256, 2802, 2914, 2976, 3008, 3736, 3968, 4371, 4512, 5604, 5828, 5952, 6016, 7472, 8742, 9024, 11208, 11656, 11904, 14477, 14944, 17484, 18048, 21949, 22416, 23312, 28954, 29888, 34968, 43431, 43898, 44832, 46624, 57908, 59776, 65847, 69936, 86862, 87796, 89664, 93248, 115816, 131694, 139872, 173724, 175592, 179328, 186496, 231632, 263388, 279744, 347448, 351184, 463264, 526776, 559488, 680419, 694896, 702368, 926528, 1053552, 1360838, 1389792, 1404736, 1853056, 2041257, 2107104, 2721676, 2779584, 2809472, 4082514, 4214208, 5443352, 5559168, 8165028, 8428416, 10886704, 16330056, 21773408, 32660112, 43546816, 65320224, 87093632, 130640448, 261280896]

約数ペア:

[(1, 261280896), (2, 130640448), (3, 87093632), (4, 65320224), (6, 43546816), (8, 32660112), (12, 21773408), (16, 16330056), (24, 10886704), (31, 8428416), (32, 8165028), (47, 5559168), (48, 5443352), (62, 4214208), (64, 4082514), (93, 2809472), (94, 2779584), (96, 2721676), (124, 2107104), (128, 2041257), (141, 1853056), (186, 1404736), (188, 1389792), (192, 1360838), (248, 1053552), (282, 926528), (372, 702368), (376, 694896), (384, 680419), (467, 559488), (496, 526776), (564, 463264), (744, 351184), (752, 347448), (934, 279744), (992, 263388), (1128, 231632), (1401, 186496), (1457, 179328), (1488, 175592), (1504, 173724), (1868, 139872), (1984, 131694), (2256, 115816), (2802, 93248), (2914, 89664), (2976, 87796), (3008, 86862), (3736, 69936), (3968, 65847), (4371, 59776), (4512, 57908), (5604, 46624), (5828, 44832), (5952, 43898), (6016, 43431), (7472, 34968), (8742, 29888), (9024, 28954), (11208, 23312), (11656, 22416), (11904, 21949), (14477, 18048), (14944, 17484)]