1991186208

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:428

約数の個数: 288

約数和(自身を含む): 6476101632

約数和(自身を除く): 4484915424

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 43, 44, 47, 48, 66, 72, 86, 88, 94, 96, 99, 129, 132, 141, 144, 172, 176, 188, 198, 258, 264, 282, 288, 311, 344, 352, 376, 387, 396, 423, 473, 516, 517, 528, 564, 622, 688, 752, 774, 792, 846, 933, 946, 1032, 1034, 1056, 1128, 1244, 1376, 1419, 1504, 1548, 1551, 1584, 1692, 1866, 1892, 2021, 2064, 2068, 2256, 2488, 2799, 2838, 3096, 3102, 3168, 3384, 3421, 3732, 3784, 4042, 4128, 4136, 4257, 4512, 4653, 4976, 5598, 5676, 6063, 6192, 6204, 6768, 6842, 7464, 7568, 8084, 8272, 8514, 9306, 9952, 10263, 11196, 11352, 12126, 12384, 12408, 13373, 13536, 13684, 14617, 14928, 15136, 16168, 16544, 17028, 18189, 18612, 20526, 22231, 22392, 22704, 24252, 24816, 26746, 27368, 29234, 29856, 30789, 32336, 34056, 36378, 37224, 40119, 41052, 43851, 44462, 44784, 45408, 48504, 49632, 53492, 54736, 58468, 61578, 64672, 66693, 68112, 72756, 74448, 80238, 82104, 87702, 88924, 89568, 97008, 106984, 109472, 116936, 120357, 123156, 131553, 133386, 136224, 145512, 147103, 148896, 160476, 160787, 164208, 175404, 177848, 194016, 200079, 213968, 233872, 240714, 246312, 263106, 266772, 291024, 294206, 320952, 321574, 328416, 350808, 355696, 400158, 427936, 441309, 467744, 481428, 482361, 492624, 526212, 533544, 582048, 588412, 628531, 641904, 643148, 701616, 711392, 800316, 882618, 962856, 964722, 985248, 1052424, 1067088, 1176824, 1257062, 1283808, 1286296, 1323927, 1403232, 1447083, 1600632, 1765236, 1885593, 1925712, 1929444, 2104848, 2134176, 2353648, 2514124, 2572592, 2647854, 2894166, 3201264, 3530472, 3771186, 3851424, 3858888, 4209696, 4707296, 5028248, 5145184, 5295708, 5656779, 5788332, 6402528, 6913841, 7060944, 7542372, 7717776, 10056496, 10591416, 11313558, 11576664, 13827682, 14121888, 15084744, 15435552, 20112992, 20741523, 21182832, 22627116, 23153328, 27655364, 30169488, 41483046, 42365664, 45254232, 46306656, 55310728, 60338976, 62224569, 82966092, 90508464, 110621456, 124449138, 165932184, 181016928, 221242912, 248898276, 331864368, 497796552, 663728736, 995593104, 1991186208]

約数ペア:

[(1, 1991186208), (2, 995593104), (3, 663728736), (4, 497796552), (6, 331864368), (8, 248898276), (9, 221242912), (11, 181016928), (12, 165932184), (16, 124449138), (18, 110621456), (22, 90508464), (24, 82966092), (32, 62224569), (33, 60338976), (36, 55310728), (43, 46306656), (44, 45254232), (47, 42365664), (48, 41483046), (66, 30169488), (72, 27655364), (86, 23153328), (88, 22627116), (94, 21182832), (96, 20741523), (99, 20112992), (129, 15435552), (132, 15084744), (141, 14121888), (144, 13827682), (172, 11576664), (176, 11313558), (188, 10591416), (198, 10056496), (258, 7717776), (264, 7542372), (282, 7060944), (288, 6913841), (311, 6402528), (344, 5788332), (352, 5656779), (376, 5295708), (387, 5145184), (396, 5028248), (423, 4707296), (473, 4209696), (516, 3858888), (517, 3851424), (528, 3771186), (564, 3530472), (622, 3201264), (688, 2894166), (752, 2647854), (774, 2572592), (792, 2514124), (846, 2353648), (933, 2134176), (946, 2104848), (1032, 1929444), (1034, 1925712), (1056, 1885593), (1128, 1765236), (1244, 1600632), (1376, 1447083), (1419, 1403232), (1504, 1323927), (1548, 1286296), (1551, 1283808), (1584, 1257062), (1692, 1176824), (1866, 1067088), (1892, 1052424), (2021, 985248), (2064, 964722), (2068, 962856), (2256, 882618), (2488, 800316), (2799, 711392), (2838, 701616), (3096, 643148), (3102, 641904), (3168, 628531), (3384, 588412), (3421, 582048), (3732, 533544), (3784, 526212), (4042, 492624), (4128, 482361), (4136, 481428), (4257, 467744), (4512, 441309), (4653, 427936), (4976, 400158), (5598, 355696), (5676, 350808), (6063, 328416), (6192, 321574), (6204, 320952), (6768, 294206), (6842, 291024), (7464, 266772), (7568, 263106), (8084, 246312), (8272, 240714), (8514, 233872), (9306, 213968), (9952, 200079), (10263, 194016), (11196, 177848), (11352, 175404), (12126, 164208), (12384, 160787), (12408, 160476), (13373, 148896), (13536, 147103), (13684, 145512), (14617, 136224), (14928, 133386), (15136, 131553), (16168, 123156), (16544, 120357), (17028, 116936), (18189, 109472), (18612, 106984), (20526, 97008), (22231, 89568), (22392, 88924), (22704, 87702), (24252, 82104), (24816, 80238), (26746, 74448), (27368, 72756), (29234, 68112), (29856, 66693), (30789, 64672), (32336, 61578), (34056, 58468), (36378, 54736), (37224, 53492), (40119, 49632), (41052, 48504), (43851, 45408), (44462, 44784)]