205479680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:135

約数の個数: 288

約数和(自身を含む): 635765760

約数和(自身を除く): 430286080

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, 71, 76, 80, 85, 95, 112, 119, 128, 133, 136, 140, 142, 152, 160, 170, 190, 224, 238, 256, 266, 272, 280, 284, 304, 320, 323, 340, 355, 380, 448, 476, 497, 532, 544, 560, 568, 595, 608, 640, 646, 665, 680, 710, 760, 896, 952, 994, 1064, 1088, 1120, 1136, 1190, 1207, 1216, 1280, 1292, 1330, 1349, 1360, 1420, 1520, 1615, 1792, 1904, 1988, 2128, 2176, 2240, 2261, 2272, 2380, 2414, 2432, 2485, 2584, 2660, 2698, 2720, 2840, 3040, 3230, 3808, 3976, 4256, 4352, 4480, 4522, 4544, 4760, 4828, 4864, 4970, 5168, 5320, 5396, 5440, 5680, 6035, 6080, 6460, 6745, 7616, 7952, 8449, 8512, 8960, 9044, 9088, 9443, 9520, 9656, 9940, 10336, 10640, 10792, 10880, 11305, 11360, 12070, 12160, 12920, 13490, 15232, 15904, 16898, 17024, 18088, 18176, 18886, 19040, 19312, 19880, 20672, 21280, 21584, 21760, 22610, 22720, 22933, 24140, 24320, 25840, 26980, 30464, 31808, 33796, 34048, 36176, 37772, 38080, 38624, 39760, 41344, 42245, 42560, 43168, 45220, 45440, 45866, 47215, 48280, 51680, 53960, 63616, 67592, 72352, 75544, 76160, 77248, 79520, 82688, 84490, 85120, 86336, 90440, 90880, 91732, 94430, 96560, 103360, 107920, 114665, 127232, 135184, 144704, 151088, 152320, 154496, 159040, 160531, 168980, 170240, 172672, 180880, 183464, 188860, 193120, 206720, 215840, 229330, 270368, 289408, 302176, 308992, 318080, 321062, 337960, 345344, 361760, 366928, 377720, 386240, 413440, 431680, 458660, 540736, 578816, 604352, 636160, 642124, 675920, 723520, 733856, 755440, 772480, 802655, 863360, 917320, 1081472, 1208704, 1284248, 1351840, 1447040, 1467712, 1510880, 1544960, 1605310, 1726720, 1834640, 2162944, 2417408, 2568496, 2703680, 2894080, 2935424, 3021760, 3210620, 3669280, 5136992, 5407360, 5870848, 6043520, 6421240, 7338560, 10273984, 10814720, 12087040, 12842480, 14677120, 20547968, 25684960, 29354240, 41095936, 51369920, 102739840, 205479680]

約数ペア:

[(1, 205479680), (2, 102739840), (4, 51369920), (5, 41095936), (7, 29354240), (8, 25684960), (10, 20547968), (14, 14677120), (16, 12842480), (17, 12087040), (19, 10814720), (20, 10273984), (28, 7338560), (32, 6421240), (34, 6043520), (35, 5870848), (38, 5407360), (40, 5136992), (56, 3669280), (64, 3210620), (68, 3021760), (70, 2935424), (71, 2894080), (76, 2703680), (80, 2568496), (85, 2417408), (95, 2162944), (112, 1834640), (119, 1726720), (128, 1605310), (133, 1544960), (136, 1510880), (140, 1467712), (142, 1447040), (152, 1351840), (160, 1284248), (170, 1208704), (190, 1081472), (224, 917320), (238, 863360), (256, 802655), (266, 772480), (272, 755440), (280, 733856), (284, 723520), (304, 675920), (320, 642124), (323, 636160), (340, 604352), (355, 578816), (380, 540736), (448, 458660), (476, 431680), (497, 413440), (532, 386240), (544, 377720), (560, 366928), (568, 361760), (595, 345344), (608, 337960), (640, 321062), (646, 318080), (665, 308992), (680, 302176), (710, 289408), (760, 270368), (896, 229330), (952, 215840), (994, 206720), (1064, 193120), (1088, 188860), (1120, 183464), (1136, 180880), (1190, 172672), (1207, 170240), (1216, 168980), (1280, 160531), (1292, 159040), (1330, 154496), (1349, 152320), (1360, 151088), (1420, 144704), (1520, 135184), (1615, 127232), (1792, 114665), (1904, 107920), (1988, 103360), (2128, 96560), (2176, 94430), (2240, 91732), (2261, 90880), (2272, 90440), (2380, 86336), (2414, 85120), (2432, 84490), (2485, 82688), (2584, 79520), (2660, 77248), (2698, 76160), (2720, 75544), (2840, 72352), (3040, 67592), (3230, 63616), (3808, 53960), (3976, 51680), (4256, 48280), (4352, 47215), (4480, 45866), (4522, 45440), (4544, 45220), (4760, 43168), (4828, 42560), (4864, 42245), (4970, 41344), (5168, 39760), (5320, 38624), (5396, 38080), (5440, 37772), (5680, 36176), (6035, 34048), (6080, 33796), (6460, 31808), (6745, 30464), (7616, 26980), (7952, 25840), (8449, 24320), (8512, 24140), (8960, 22933), (9044, 22720), (9088, 22610), (9443, 21760), (9520, 21584), (9656, 21280), (9940, 20672), (10336, 19880), (10640, 19312), (10792, 19040), (10880, 18886), (11305, 18176), (11360, 18088), (12070, 17024), (12160, 16898), (12920, 15904), (13490, 15232)]