1620864

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{67}}^1$

素因数の和:97

約数の個数: 128

約数和(自身を含む): 5548800

約数和(自身を除く): 3927936

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 67, 72, 84, 96, 108, 112, 126, 128, 134, 144, 168, 189, 192, 201, 216, 224, 252, 268, 288, 336, 378, 384, 402, 432, 448, 469, 504, 536, 576, 603, 672, 756, 804, 864, 896, 938, 1008, 1072, 1152, 1206, 1344, 1407, 1512, 1608, 1728, 1809, 1876, 2016, 2144, 2412, 2688, 2814, 3024, 3216, 3456, 3618, 3752, 4032, 4221, 4288, 4824, 5628, 6048, 6432, 7236, 7504, 8064, 8442, 8576, 9648, 11256, 12096, 12663, 12864, 14472, 15008, 16884, 19296, 22512, 24192, 25326, 25728, 28944, 30016, 33768, 38592, 45024, 50652, 57888, 60032, 67536, 77184, 90048, 101304, 115776, 135072, 180096, 202608, 231552, 270144, 405216, 540288, 810432, 1620864]

約数ペア:

[(1, 1620864), (2, 810432), (3, 540288), (4, 405216), (6, 270144), (7, 231552), (8, 202608), (9, 180096), (12, 135072), (14, 115776), (16, 101304), (18, 90048), (21, 77184), (24, 67536), (27, 60032), (28, 57888), (32, 50652), (36, 45024), (42, 38592), (48, 33768), (54, 30016), (56, 28944), (63, 25728), (64, 25326), (67, 24192), (72, 22512), (84, 19296), (96, 16884), (108, 15008), (112, 14472), (126, 12864), (128, 12663), (134, 12096), (144, 11256), (168, 9648), (189, 8576), (192, 8442), (201, 8064), (216, 7504), (224, 7236), (252, 6432), (268, 6048), (288, 5628), (336, 4824), (378, 4288), (384, 4221), (402, 4032), (432, 3752), (448, 3618), (469, 3456), (504, 3216), (536, 3024), (576, 2814), (603, 2688), (672, 2412), (756, 2144), (804, 2016), (864, 1876), (896, 1809), (938, 1728), (1008, 1608), (1072, 1512), (1152, 1407), (1206, 1344)]