1285199360

素因数分解:

$2^9\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:276

約数の個数: 160

約数和(自身を含む): 3205509120

約数和(自身を除く): 1920309760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 67, 80, 118, 127, 128, 134, 160, 236, 254, 256, 268, 295, 320, 335, 472, 508, 512, 536, 590, 635, 640, 670, 944, 1016, 1072, 1180, 1270, 1280, 1340, 1888, 2032, 2144, 2360, 2540, 2560, 2680, 3776, 3953, 4064, 4288, 4720, 5080, 5360, 7493, 7552, 7906, 8128, 8509, 8576, 9440, 10160, 10720, 14986, 15104, 15812, 16256, 17018, 17152, 18880, 19765, 20320, 21440, 29972, 30208, 31624, 32512, 34036, 34304, 37465, 37760, 39530, 40640, 42545, 42880, 59944, 63248, 65024, 68072, 74930, 75520, 79060, 81280, 85090, 85760, 119888, 126496, 136144, 149860, 151040, 158120, 162560, 170180, 171520, 239776, 252992, 272288, 299720, 316240, 325120, 340360, 479552, 502031, 505984, 544576, 599440, 632480, 680720, 959104, 1004062, 1011968, 1089152, 1198880, 1264960, 1361440, 1918208, 2008124, 2023936, 2178304, 2397760, 2510155, 2529920, 2722880, 3836416, 4016248, 4356608, 4795520, 5020310, 5059840, 5445760, 8032496, 9591040, 10040620, 10119680, 10891520, 16064992, 19182080, 20081240, 21783040, 32129984, 40162480, 64259968, 80324960, 128519936, 160649920, 257039872, 321299840, 642599680, 1285199360]

約数ペア:

[(1, 1285199360), (2, 642599680), (4, 321299840), (5, 257039872), (8, 160649920), (10, 128519936), (16, 80324960), (20, 64259968), (32, 40162480), (40, 32129984), (59, 21783040), (64, 20081240), (67, 19182080), (80, 16064992), (118, 10891520), (127, 10119680), (128, 10040620), (134, 9591040), (160, 8032496), (236, 5445760), (254, 5059840), (256, 5020310), (268, 4795520), (295, 4356608), (320, 4016248), (335, 3836416), (472, 2722880), (508, 2529920), (512, 2510155), (536, 2397760), (590, 2178304), (635, 2023936), (640, 2008124), (670, 1918208), (944, 1361440), (1016, 1264960), (1072, 1198880), (1180, 1089152), (1270, 1011968), (1280, 1004062), (1340, 959104), (1888, 680720), (2032, 632480), (2144, 599440), (2360, 544576), (2540, 505984), (2560, 502031), (2680, 479552), (3776, 340360), (3953, 325120), (4064, 316240), (4288, 299720), (4720, 272288), (5080, 252992), (5360, 239776), (7493, 171520), (7552, 170180), (7906, 162560), (8128, 158120), (8509, 151040), (8576, 149860), (9440, 136144), (10160, 126496), (10720, 119888), (14986, 85760), (15104, 85090), (15812, 81280), (16256, 79060), (17018, 75520), (17152, 74930), (18880, 68072), (19765, 65024), (20320, 63248), (21440, 59944), (29972, 42880), (30208, 42545), (31624, 40640), (32512, 39530), (34036, 37760), (34304, 37465)]