261307296

素因数分解:

$2^5\times 3^4\times {\mathrm{73}}^1\times {\mathrm{1381}}^1$

素因数の和:1476

約数の個数: 120

約数和(自身を含む): 779588964

約数和(自身を除く): 518281668

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 73, 81, 96, 108, 144, 146, 162, 216, 219, 288, 292, 324, 432, 438, 584, 648, 657, 864, 876, 1168, 1296, 1314, 1381, 1752, 1971, 2336, 2592, 2628, 2762, 3504, 3942, 4143, 5256, 5524, 5913, 7008, 7884, 8286, 10512, 11048, 11826, 12429, 15768, 16572, 21024, 22096, 23652, 24858, 31536, 33144, 37287, 44192, 47304, 49716, 63072, 66288, 74574, 94608, 99432, 100813, 111861, 132576, 149148, 189216, 198864, 201626, 223722, 298296, 302439, 397728, 403252, 447444, 596592, 604878, 806504, 894888, 907317, 1193184, 1209756, 1613008, 1789776, 1814634, 2419512, 2721951, 3226016, 3579552, 3629268, 4839024, 5443902, 7258536, 8165853, 9678048, 10887804, 14517072, 16331706, 21775608, 29034144, 32663412, 43551216, 65326824, 87102432, 130653648, 261307296]

約数ペア:

[(1, 261307296), (2, 130653648), (3, 87102432), (4, 65326824), (6, 43551216), (8, 32663412), (9, 29034144), (12, 21775608), (16, 16331706), (18, 14517072), (24, 10887804), (27, 9678048), (32, 8165853), (36, 7258536), (48, 5443902), (54, 4839024), (72, 3629268), (73, 3579552), (81, 3226016), (96, 2721951), (108, 2419512), (144, 1814634), (146, 1789776), (162, 1613008), (216, 1209756), (219, 1193184), (288, 907317), (292, 894888), (324, 806504), (432, 604878), (438, 596592), (584, 447444), (648, 403252), (657, 397728), (864, 302439), (876, 298296), (1168, 223722), (1296, 201626), (1314, 198864), (1381, 189216), (1752, 149148), (1971, 132576), (2336, 111861), (2592, 100813), (2628, 99432), (2762, 94608), (3504, 74574), (3942, 66288), (4143, 63072), (5256, 49716), (5524, 47304), (5913, 44192), (7008, 37287), (7884, 33144), (8286, 31536), (10512, 24858), (11048, 23652), (11826, 22096), (12429, 21024), (15768, 16572)]