2643984

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:125

約数の個数: 120

約数和(自身を含む): 8795072

約数和(自身を除く): 6151088

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 43, 48, 56, 61, 63, 72, 84, 86, 112, 122, 126, 129, 144, 168, 172, 183, 244, 252, 258, 301, 336, 344, 366, 387, 427, 488, 504, 516, 549, 602, 688, 732, 774, 854, 903, 976, 1008, 1032, 1098, 1204, 1281, 1464, 1548, 1708, 1806, 2064, 2196, 2408, 2562, 2623, 2709, 2928, 3096, 3416, 3612, 3843, 4392, 4816, 5124, 5246, 5418, 6192, 6832, 7224, 7686, 7869, 8784, 10248, 10492, 10836, 14448, 15372, 15738, 18361, 20496, 20984, 21672, 23607, 30744, 31476, 36722, 41968, 43344, 47214, 55083, 61488, 62952, 73444, 94428, 110166, 125904, 146888, 165249, 188856, 220332, 293776, 330498, 377712, 440664, 660996, 881328, 1321992, 2643984]

約数ペア:

[(1, 2643984), (2, 1321992), (3, 881328), (4, 660996), (6, 440664), (7, 377712), (8, 330498), (9, 293776), (12, 220332), (14, 188856), (16, 165249), (18, 146888), (21, 125904), (24, 110166), (28, 94428), (36, 73444), (42, 62952), (43, 61488), (48, 55083), (56, 47214), (61, 43344), (63, 41968), (72, 36722), (84, 31476), (86, 30744), (112, 23607), (122, 21672), (126, 20984), (129, 20496), (144, 18361), (168, 15738), (172, 15372), (183, 14448), (244, 10836), (252, 10492), (258, 10248), (301, 8784), (336, 7869), (344, 7686), (366, 7224), (387, 6832), (427, 6192), (488, 5418), (504, 5246), (516, 5124), (549, 4816), (602, 4392), (688, 3843), (732, 3612), (774, 3416), (854, 3096), (903, 2928), (976, 2709), (1008, 2623), (1032, 2562), (1098, 2408), (1204, 2196), (1281, 2064), (1464, 1806), (1548, 1708)]