1800117760

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:377

約数の個数: 320

約数和(自身を含む): 5515361280

約数和(自身を除く): 3715243520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 28, 32, 34, 35, 38, 40, 56, 64, 68, 70, 76, 80, 85, 95, 112, 119, 128, 133, 136, 140, 152, 160, 170, 190, 224, 238, 256, 266, 272, 280, 304, 311, 320, 323, 340, 380, 448, 476, 512, 532, 544, 560, 595, 608, 622, 640, 646, 665, 680, 760, 896, 952, 1064, 1088, 1120, 1190, 1216, 1244, 1280, 1292, 1330, 1360, 1520, 1555, 1615, 1792, 1904, 2128, 2176, 2177, 2240, 2261, 2380, 2432, 2488, 2560, 2584, 2660, 2720, 3040, 3110, 3230, 3584, 3808, 4256, 4352, 4354, 4480, 4522, 4760, 4864, 4976, 5168, 5287, 5320, 5440, 5909, 6080, 6220, 6460, 7616, 8512, 8704, 8708, 8960, 9044, 9520, 9728, 9952, 10336, 10574, 10640, 10880, 10885, 11305, 11818, 12160, 12440, 12920, 15232, 17024, 17416, 17920, 18088, 19040, 19904, 20672, 21148, 21280, 21760, 21770, 22610, 23636, 24320, 24880, 25840, 26435, 29545, 30464, 34048, 34832, 36176, 37009, 38080, 39808, 41344, 41363, 42296, 42560, 43520, 43540, 45220, 47272, 48640, 49760, 51680, 52870, 59090, 60928, 68096, 69664, 72352, 74018, 76160, 79616, 82688, 82726, 84592, 85120, 87080, 90440, 94544, 99520, 100453, 103360, 105740, 118180, 139328, 144704, 148036, 152320, 159232, 165376, 165452, 169184, 170240, 174160, 180880, 185045, 189088, 199040, 200906, 206720, 206815, 211480, 236360, 278656, 289408, 296072, 304640, 330904, 338368, 340480, 348320, 361760, 370090, 378176, 398080, 401812, 413440, 413630, 422960, 472720, 502265, 557312, 578816, 592144, 661808, 676736, 696640, 703171, 723520, 740180, 756352, 796160, 803624, 826880, 827260, 845920, 945440, 1004530, 1114624, 1157632, 1184288, 1323616, 1353472, 1393280, 1406342, 1447040, 1480360, 1512704, 1607248, 1654520, 1691840, 1890880, 2009060, 2368576, 2647232, 2706944, 2786560, 2812684, 2894080, 2960720, 3025408, 3214496, 3309040, 3383680, 3515855, 3781760, 4018120, 4737152, 5294464, 5573120, 5625368, 5788160, 5921440, 6428992, 6618080, 6767360, 7031710, 7563520, 8036240, 9474304, 10588928, 11250736, 11842880, 12857984, 13236160, 13534720, 14063420, 15127040, 16072480, 18948608, 21177856, 22501472, 23685760, 25715968, 26472320, 28126840, 32144960, 45002944, 47371520, 51431936, 52944640, 56253680, 64289920, 90005888, 94743040, 105889280, 112507360, 128579840, 180011776, 225014720, 257159680, 360023552, 450029440, 900058880, 1800117760]

約数ペア:

[(1, 1800117760), (2, 900058880), (4, 450029440), (5, 360023552), (7, 257159680), (8, 225014720), (10, 180011776), (14, 128579840), (16, 112507360), (17, 105889280), (19, 94743040), (20, 90005888), (28, 64289920), (32, 56253680), (34, 52944640), (35, 51431936), (38, 47371520), (40, 45002944), (56, 32144960), (64, 28126840), (68, 26472320), (70, 25715968), (76, 23685760), (80, 22501472), (85, 21177856), (95, 18948608), (112, 16072480), (119, 15127040), (128, 14063420), (133, 13534720), (136, 13236160), (140, 12857984), (152, 11842880), (160, 11250736), (170, 10588928), (190, 9474304), (224, 8036240), (238, 7563520), (256, 7031710), (266, 6767360), (272, 6618080), (280, 6428992), (304, 5921440), (311, 5788160), (320, 5625368), (323, 5573120), (340, 5294464), (380, 4737152), (448, 4018120), (476, 3781760), (512, 3515855), (532, 3383680), (544, 3309040), (560, 3214496), (595, 3025408), (608, 2960720), (622, 2894080), (640, 2812684), (646, 2786560), (665, 2706944), (680, 2647232), (760, 2368576), (896, 2009060), (952, 1890880), (1064, 1691840), (1088, 1654520), (1120, 1607248), (1190, 1512704), (1216, 1480360), (1244, 1447040), (1280, 1406342), (1292, 1393280), (1330, 1353472), (1360, 1323616), (1520, 1184288), (1555, 1157632), (1615, 1114624), (1792, 1004530), (1904, 945440), (2128, 845920), (2176, 827260), (2177, 826880), (2240, 803624), (2261, 796160), (2380, 756352), (2432, 740180), (2488, 723520), (2560, 703171), (2584, 696640), (2660, 676736), (2720, 661808), (3040, 592144), (3110, 578816), (3230, 557312), (3584, 502265), (3808, 472720), (4256, 422960), (4352, 413630), (4354, 413440), (4480, 401812), (4522, 398080), (4760, 378176), (4864, 370090), (4976, 361760), (5168, 348320), (5287, 340480), (5320, 338368), (5440, 330904), (5909, 304640), (6080, 296072), (6220, 289408), (6460, 278656), (7616, 236360), (8512, 211480), (8704, 206815), (8708, 206720), (8960, 200906), (9044, 199040), (9520, 189088), (9728, 185045), (9952, 180880), (10336, 174160), (10574, 170240), (10640, 169184), (10880, 165452), (10885, 165376), (11305, 159232), (11818, 152320), (12160, 148036), (12440, 144704), (12920, 139328), (15232, 118180), (17024, 105740), (17416, 103360), (17920, 100453), (18088, 99520), (19040, 94544), (19904, 90440), (20672, 87080), (21148, 85120), (21280, 84592), (21760, 82726), (21770, 82688), (22610, 79616), (23636, 76160), (24320, 74018), (24880, 72352), (25840, 69664), (26435, 68096), (29545, 60928), (30464, 59090), (34048, 52870), (34832, 51680), (36176, 49760), (37009, 48640), (38080, 47272), (39808, 45220), (41344, 43540), (41363, 43520), (42296, 42560)]