81476784

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{401}}^1$

素因数の和:515

約数の個数: 120

約数和(自身を含む): 244953072

約数和(自身を除く): 163476288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 83, 102, 136, 144, 153, 166, 204, 249, 272, 306, 332, 401, 408, 498, 612, 664, 747, 802, 816, 996, 1203, 1224, 1328, 1411, 1494, 1604, 1992, 2406, 2448, 2822, 2988, 3208, 3609, 3984, 4233, 4812, 5644, 5976, 6416, 6817, 7218, 8466, 9624, 11288, 11952, 12699, 13634, 14436, 16932, 19248, 20451, 22576, 25398, 27268, 28872, 33283, 33864, 40902, 50796, 54536, 57744, 61353, 66566, 67728, 81804, 99849, 101592, 109072, 122706, 133132, 163608, 199698, 203184, 245412, 266264, 299547, 327216, 399396, 490824, 532528, 565811, 599094, 798792, 981648, 1131622, 1198188, 1597584, 1697433, 2263244, 2396376, 3394866, 4526488, 4792752, 5092299, 6789732, 9052976, 10184598, 13579464, 20369196, 27158928, 40738392, 81476784]

約数ペア:

[(1, 81476784), (2, 40738392), (3, 27158928), (4, 20369196), (6, 13579464), (8, 10184598), (9, 9052976), (12, 6789732), (16, 5092299), (17, 4792752), (18, 4526488), (24, 3394866), (34, 2396376), (36, 2263244), (48, 1697433), (51, 1597584), (68, 1198188), (72, 1131622), (83, 981648), (102, 798792), (136, 599094), (144, 565811), (153, 532528), (166, 490824), (204, 399396), (249, 327216), (272, 299547), (306, 266264), (332, 245412), (401, 203184), (408, 199698), (498, 163608), (612, 133132), (664, 122706), (747, 109072), (802, 101592), (816, 99849), (996, 81804), (1203, 67728), (1224, 66566), (1328, 61353), (1411, 57744), (1494, 54536), (1604, 50796), (1992, 40902), (2406, 33864), (2448, 33283), (2822, 28872), (2988, 27268), (3208, 25398), (3609, 22576), (3984, 20451), (4233, 19248), (4812, 16932), (5644, 14436), (5976, 13634), (6416, 12699), (6817, 11952), (7218, 11288), (8466, 9624)]