2780232

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:115

約数の個数: 128

約数和(自身を含む): 9139200

約数和(自身を除く): 6358968

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 19, 21, 24, 26, 28, 38, 39, 42, 52, 56, 57, 67, 76, 78, 84, 91, 104, 114, 133, 134, 152, 156, 168, 182, 201, 228, 247, 266, 268, 273, 312, 364, 399, 402, 456, 469, 494, 532, 536, 546, 728, 741, 798, 804, 871, 938, 988, 1064, 1092, 1273, 1407, 1482, 1596, 1608, 1729, 1742, 1876, 1976, 2184, 2546, 2613, 2814, 2964, 3192, 3458, 3484, 3752, 3819, 5092, 5187, 5226, 5628, 5928, 6097, 6916, 6968, 7638, 8911, 10184, 10374, 10452, 11256, 12194, 13832, 15276, 16549, 17822, 18291, 20748, 20904, 24388, 26733, 30552, 33098, 35644, 36582, 41496, 48776, 49647, 53466, 66196, 71288, 73164, 99294, 106932, 115843, 132392, 146328, 198588, 213864, 231686, 347529, 397176, 463372, 695058, 926744, 1390116, 2780232]

約数ペア:

[(1, 2780232), (2, 1390116), (3, 926744), (4, 695058), (6, 463372), (7, 397176), (8, 347529), (12, 231686), (13, 213864), (14, 198588), (19, 146328), (21, 132392), (24, 115843), (26, 106932), (28, 99294), (38, 73164), (39, 71288), (42, 66196), (52, 53466), (56, 49647), (57, 48776), (67, 41496), (76, 36582), (78, 35644), (84, 33098), (91, 30552), (104, 26733), (114, 24388), (133, 20904), (134, 20748), (152, 18291), (156, 17822), (168, 16549), (182, 15276), (201, 13832), (228, 12194), (247, 11256), (266, 10452), (268, 10374), (273, 10184), (312, 8911), (364, 7638), (399, 6968), (402, 6916), (456, 6097), (469, 5928), (494, 5628), (532, 5226), (536, 5187), (546, 5092), (728, 3819), (741, 3752), (798, 3484), (804, 3458), (871, 3192), (938, 2964), (988, 2814), (1064, 2613), (1092, 2546), (1273, 2184), (1407, 1976), (1482, 1876), (1596, 1742), (1608, 1729)]