68784984

素因数分解:

$2^3\times 3^3\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:262

約数の個数: 128

約数和(自身を含む): 201600000

約数和(自身を除く): 132815016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 29, 36, 54, 58, 72, 79, 87, 108, 116, 139, 158, 174, 216, 232, 237, 261, 278, 316, 348, 417, 474, 522, 556, 632, 696, 711, 783, 834, 948, 1044, 1112, 1251, 1422, 1566, 1668, 1896, 2088, 2133, 2291, 2502, 2844, 3132, 3336, 3753, 4031, 4266, 4582, 5004, 5688, 6264, 6873, 7506, 8062, 8532, 9164, 10008, 10981, 12093, 13746, 15012, 16124, 17064, 18328, 20619, 21962, 24186, 27492, 30024, 32248, 32943, 36279, 41238, 43924, 48372, 54984, 61857, 65886, 72558, 82476, 87848, 96744, 98829, 108837, 123714, 131772, 145116, 164952, 197658, 217674, 247428, 263544, 290232, 296487, 318449, 395316, 435348, 494856, 592974, 636898, 790632, 870696, 955347, 1185948, 1273796, 1910694, 2371896, 2547592, 2866041, 3821388, 5732082, 7642776, 8598123, 11464164, 17196246, 22928328, 34392492, 68784984]

約数ペア:

[(1, 68784984), (2, 34392492), (3, 22928328), (4, 17196246), (6, 11464164), (8, 8598123), (9, 7642776), (12, 5732082), (18, 3821388), (24, 2866041), (27, 2547592), (29, 2371896), (36, 1910694), (54, 1273796), (58, 1185948), (72, 955347), (79, 870696), (87, 790632), (108, 636898), (116, 592974), (139, 494856), (158, 435348), (174, 395316), (216, 318449), (232, 296487), (237, 290232), (261, 263544), (278, 247428), (316, 217674), (348, 197658), (417, 164952), (474, 145116), (522, 131772), (556, 123714), (632, 108837), (696, 98829), (711, 96744), (783, 87848), (834, 82476), (948, 72558), (1044, 65886), (1112, 61857), (1251, 54984), (1422, 48372), (1566, 43924), (1668, 41238), (1896, 36279), (2088, 32943), (2133, 32248), (2291, 30024), (2502, 27492), (2844, 24186), (3132, 21962), (3336, 20619), (3753, 18328), (4031, 17064), (4266, 16124), (4582, 15012), (5004, 13746), (5688, 12093), (6264, 10981), (6873, 10008), (7506, 9164), (8062, 8532)]