247067520

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{593}}^1$

素因数の和:653

約数の個数: 256

約数和(自身を含む): 930631680

約数和(自身を除く): 683564160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 128, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 280, 310, 320, 336, 372, 384, 420, 434, 448, 465, 480, 496, 560, 593, 620, 640, 651, 672, 744, 840, 868, 896, 930, 960, 992, 1085, 1120, 1186, 1240, 1302, 1344, 1488, 1680, 1736, 1779, 1860, 1920, 1984, 2170, 2240, 2372, 2480, 2604, 2688, 2965, 2976, 3255, 3360, 3472, 3558, 3720, 3968, 4151, 4340, 4480, 4744, 4960, 5208, 5930, 5952, 6510, 6720, 6944, 7116, 7440, 8302, 8680, 8895, 9488, 9920, 10416, 11860, 11904, 12453, 13020, 13440, 13888, 14232, 14880, 16604, 17360, 17790, 18383, 18976, 19840, 20755, 20832, 23720, 24906, 26040, 27776, 28464, 29760, 33208, 34720, 35580, 36766, 37952, 41510, 41664, 47440, 49812, 52080, 55149, 56928, 59520, 62265, 66416, 69440, 71160, 73532, 75904, 83020, 83328, 91915, 94880, 99624, 104160, 110298, 113856, 124530, 128681, 132832, 138880, 142320, 147064, 166040, 183830, 189760, 199248, 208320, 220596, 227712, 249060, 257362, 265664, 275745, 284640, 294128, 332080, 367660, 379520, 386043, 398496, 416640, 441192, 498120, 514724, 531328, 551490, 569280, 588256, 643405, 664160, 735320, 772086, 796992, 882384, 996240, 1029448, 1102980, 1138560, 1176512, 1286810, 1328320, 1470640, 1544172, 1593984, 1764768, 1930215, 1992480, 2058896, 2205960, 2353024, 2573620, 2656640, 2941280, 3088344, 3529536, 3860430, 3984960, 4117792, 4411920, 5147240, 5882560, 6176688, 7059072, 7720860, 7969920, 8235584, 8823840, 10294480, 11765120, 12353376, 15441720, 16471168, 17647680, 20588960, 24706752, 30883440, 35295360, 41177920, 49413504, 61766880, 82355840, 123533760, 247067520]

約数ペア:

[(1, 247067520), (2, 123533760), (3, 82355840), (4, 61766880), (5, 49413504), (6, 41177920), (7, 35295360), (8, 30883440), (10, 24706752), (12, 20588960), (14, 17647680), (15, 16471168), (16, 15441720), (20, 12353376), (21, 11765120), (24, 10294480), (28, 8823840), (30, 8235584), (31, 7969920), (32, 7720860), (35, 7059072), (40, 6176688), (42, 5882560), (48, 5147240), (56, 4411920), (60, 4117792), (62, 3984960), (64, 3860430), (70, 3529536), (80, 3088344), (84, 2941280), (93, 2656640), (96, 2573620), (105, 2353024), (112, 2205960), (120, 2058896), (124, 1992480), (128, 1930215), (140, 1764768), (155, 1593984), (160, 1544172), (168, 1470640), (186, 1328320), (192, 1286810), (210, 1176512), (217, 1138560), (224, 1102980), (240, 1029448), (248, 996240), (280, 882384), (310, 796992), (320, 772086), (336, 735320), (372, 664160), (384, 643405), (420, 588256), (434, 569280), (448, 551490), (465, 531328), (480, 514724), (496, 498120), (560, 441192), (593, 416640), (620, 398496), (640, 386043), (651, 379520), (672, 367660), (744, 332080), (840, 294128), (868, 284640), (896, 275745), (930, 265664), (960, 257362), (992, 249060), (1085, 227712), (1120, 220596), (1186, 208320), (1240, 199248), (1302, 189760), (1344, 183830), (1488, 166040), (1680, 147064), (1736, 142320), (1779, 138880), (1860, 132832), (1920, 128681), (1984, 124530), (2170, 113856), (2240, 110298), (2372, 104160), (2480, 99624), (2604, 94880), (2688, 91915), (2965, 83328), (2976, 83020), (3255, 75904), (3360, 73532), (3472, 71160), (3558, 69440), (3720, 66416), (3968, 62265), (4151, 59520), (4340, 56928), (4480, 55149), (4744, 52080), (4960, 49812), (5208, 47440), (5930, 41664), (5952, 41510), (6510, 37952), (6720, 36766), (6944, 35580), (7116, 34720), (7440, 33208), (8302, 29760), (8680, 28464), (8895, 27776), (9488, 26040), (9920, 24906), (10416, 23720), (11860, 20832), (11904, 20755), (12453, 19840), (13020, 18976), (13440, 18383), (13888, 17790), (14232, 17360), (14880, 16604)]