256591776

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:267

約数の個数: 192

約数和(自身を含む): 806077440

約数和(自身を除く): 549485664

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 41, 42, 48, 56, 67, 82, 84, 96, 112, 123, 134, 139, 164, 168, 201, 224, 246, 268, 278, 287, 328, 336, 402, 417, 469, 492, 536, 556, 574, 656, 672, 804, 834, 861, 938, 973, 984, 1072, 1112, 1148, 1312, 1407, 1608, 1668, 1722, 1876, 1946, 1968, 2144, 2224, 2296, 2747, 2814, 2919, 3216, 3336, 3444, 3752, 3892, 3936, 4448, 4592, 5494, 5628, 5699, 5838, 6432, 6672, 6888, 7504, 7784, 8241, 9184, 9313, 10988, 11256, 11398, 11676, 13344, 13776, 15008, 15568, 16482, 17097, 18626, 19229, 21976, 22512, 22796, 23352, 27552, 27939, 31136, 32964, 34194, 37252, 38458, 39893, 43952, 45024, 45592, 46704, 55878, 57687, 65191, 65928, 68388, 74504, 76916, 79786, 87904, 91184, 93408, 111756, 115374, 119679, 130382, 131856, 136776, 149008, 153832, 159572, 182368, 195573, 223512, 230748, 239358, 260764, 263712, 273552, 298016, 307664, 319144, 381833, 391146, 447024, 461496, 478716, 521528, 547104, 615328, 638288, 763666, 782292, 894048, 922992, 957432, 1043056, 1145499, 1276576, 1527332, 1564584, 1845984, 1914864, 2086112, 2290998, 2672831, 3054664, 3129168, 3829728, 4581996, 5345662, 6109328, 6258336, 8018493, 9163992, 10691324, 12218656, 16036986, 18327984, 21382648, 32073972, 36655968, 42765296, 64147944, 85530592, 128295888, 256591776]

約数ペア:

[(1, 256591776), (2, 128295888), (3, 85530592), (4, 64147944), (6, 42765296), (7, 36655968), (8, 32073972), (12, 21382648), (14, 18327984), (16, 16036986), (21, 12218656), (24, 10691324), (28, 9163992), (32, 8018493), (41, 6258336), (42, 6109328), (48, 5345662), (56, 4581996), (67, 3829728), (82, 3129168), (84, 3054664), (96, 2672831), (112, 2290998), (123, 2086112), (134, 1914864), (139, 1845984), (164, 1564584), (168, 1527332), (201, 1276576), (224, 1145499), (246, 1043056), (268, 957432), (278, 922992), (287, 894048), (328, 782292), (336, 763666), (402, 638288), (417, 615328), (469, 547104), (492, 521528), (536, 478716), (556, 461496), (574, 447024), (656, 391146), (672, 381833), (804, 319144), (834, 307664), (861, 298016), (938, 273552), (973, 263712), (984, 260764), (1072, 239358), (1112, 230748), (1148, 223512), (1312, 195573), (1407, 182368), (1608, 159572), (1668, 153832), (1722, 149008), (1876, 136776), (1946, 131856), (1968, 130382), (2144, 119679), (2224, 115374), (2296, 111756), (2747, 93408), (2814, 91184), (2919, 87904), (3216, 79786), (3336, 76916), (3444, 74504), (3752, 68388), (3892, 65928), (3936, 65191), (4448, 57687), (4592, 55878), (5494, 46704), (5628, 45592), (5699, 45024), (5838, 43952), (6432, 39893), (6672, 38458), (6888, 37252), (7504, 34194), (7784, 32964), (8241, 31136), (9184, 27939), (9313, 27552), (10988, 23352), (11256, 22796), (11398, 22512), (11676, 21976), (13344, 19229), (13776, 18626), (15008, 17097), (15568, 16482)]