72047745

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:300

約数の個数: 128

約数和(自身を含む): 165888000

約数和(自身を除く): 93840255

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 29, 33, 35, 45, 55, 63, 77, 87, 99, 105, 135, 145, 165, 189, 203, 231, 239, 261, 297, 315, 319, 385, 435, 495, 609, 693, 717, 783, 945, 957, 1015, 1155, 1195, 1305, 1485, 1595, 1673, 1827, 2079, 2151, 2233, 2629, 2871, 3045, 3465, 3585, 3915, 4785, 5019, 5481, 6453, 6699, 6931, 7887, 8365, 8613, 9135, 10395, 10755, 11165, 13145, 14355, 15057, 18403, 20097, 20793, 23661, 25095, 27405, 32265, 33495, 34655, 39435, 43065, 45171, 48517, 55209, 60291, 62379, 70983, 75285, 76241, 92015, 100485, 103965, 118305, 145551, 165627, 187137, 225855, 228723, 242585, 276045, 301455, 311895, 354915, 381205, 436653, 496881, 533687, 686169, 727755, 828135, 935685, 1143615, 1309959, 1601061, 2058507, 2183265, 2484405, 2668435, 3430845, 4803183, 6549795, 8005305, 10292535, 14409549, 24015915, 72047745]

約数ペア:

[(1, 72047745), (3, 24015915), (5, 14409549), (7, 10292535), (9, 8005305), (11, 6549795), (15, 4803183), (21, 3430845), (27, 2668435), (29, 2484405), (33, 2183265), (35, 2058507), (45, 1601061), (55, 1309959), (63, 1143615), (77, 935685), (87, 828135), (99, 727755), (105, 686169), (135, 533687), (145, 496881), (165, 436653), (189, 381205), (203, 354915), (231, 311895), (239, 301455), (261, 276045), (297, 242585), (315, 228723), (319, 225855), (385, 187137), (435, 165627), (495, 145551), (609, 118305), (693, 103965), (717, 100485), (783, 92015), (945, 76241), (957, 75285), (1015, 70983), (1155, 62379), (1195, 60291), (1305, 55209), (1485, 48517), (1595, 45171), (1673, 43065), (1827, 39435), (2079, 34655), (2151, 33495), (2233, 32265), (2629, 27405), (2871, 25095), (3045, 23661), (3465, 20793), (3585, 20097), (3915, 18403), (4785, 15057), (5019, 14355), (5481, 13145), (6453, 11165), (6699, 10755), (6931, 10395), (7887, 9135), (8365, 8613)]