81307296

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1301}}^1$

素因数の和:1355

約数の個数: 144

約数和(自身を含む): 272982528

約数和(自身を除く): 191675232

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 56, 62, 63, 72, 84, 93, 96, 112, 124, 126, 144, 168, 186, 217, 224, 248, 252, 279, 288, 336, 372, 434, 496, 504, 558, 651, 672, 744, 868, 992, 1008, 1116, 1301, 1302, 1488, 1736, 1953, 2016, 2232, 2602, 2604, 2976, 3472, 3903, 3906, 4464, 5204, 5208, 6944, 7806, 7812, 8928, 9107, 10408, 10416, 11709, 15612, 15624, 18214, 20816, 20832, 23418, 27321, 31224, 31248, 36428, 40331, 41632, 46836, 54642, 62448, 62496, 72856, 80662, 81963, 93672, 109284, 120993, 124896, 145712, 161324, 163926, 187344, 218568, 241986, 282317, 291424, 322648, 327852, 362979, 374688, 437136, 483972, 564634, 645296, 655704, 725958, 846951, 874272, 967944, 1129268, 1290592, 1311408, 1451916, 1693902, 1935888, 2258536, 2540853, 2622816, 2903832, 3387804, 3871776, 4517072, 5081706, 5807664, 6775608, 9034144, 10163412, 11615328, 13551216, 20326824, 27102432, 40653648, 81307296]

約数ペア:

[(1, 81307296), (2, 40653648), (3, 27102432), (4, 20326824), (6, 13551216), (7, 11615328), (8, 10163412), (9, 9034144), (12, 6775608), (14, 5807664), (16, 5081706), (18, 4517072), (21, 3871776), (24, 3387804), (28, 2903832), (31, 2622816), (32, 2540853), (36, 2258536), (42, 1935888), (48, 1693902), (56, 1451916), (62, 1311408), (63, 1290592), (72, 1129268), (84, 967944), (93, 874272), (96, 846951), (112, 725958), (124, 655704), (126, 645296), (144, 564634), (168, 483972), (186, 437136), (217, 374688), (224, 362979), (248, 327852), (252, 322648), (279, 291424), (288, 282317), (336, 241986), (372, 218568), (434, 187344), (496, 163926), (504, 161324), (558, 145712), (651, 124896), (672, 120993), (744, 109284), (868, 93672), (992, 81963), (1008, 80662), (1116, 72856), (1301, 62496), (1302, 62448), (1488, 54642), (1736, 46836), (1953, 41632), (2016, 40331), (2232, 36428), (2602, 31248), (2604, 31224), (2976, 27321), (3472, 23418), (3903, 20832), (3906, 20816), (4464, 18214), (5204, 15624), (5208, 15612), (6944, 11709), (7806, 10416), (7812, 10408), (8928, 9107)]