1285751040

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1543}}^1$

素因数の和:1605

約数の個数: 288

約数和(自身を含む): 4847517696

約数和(自身を除く): 3561766656

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, 256, 280, 310, 320, 336, 372, 384, 420, 434, 448, 465, 480, 496, 560, 620, 640, 651, 672, 744, 768, 840, 868, 896, 930, 960, 992, 1085, 1120, 1240, 1280, 1302, 1344, 1488, 1543, 1680, 1736, 1792, 1860, 1920, 1984, 2170, 2240, 2480, 2604, 2688, 2976, 3086, 3255, 3360, 3472, 3720, 3840, 3968, 4340, 4480, 4629, 4960, 5208, 5376, 5952, 6172, 6510, 6720, 6944, 7440, 7715, 7936, 8680, 8960, 9258, 9920, 10416, 10801, 11904, 12344, 13020, 13440, 13888, 14880, 15430, 17360, 18516, 19840, 20832, 21602, 23145, 23808, 24688, 26040, 26880, 27776, 29760, 30860, 32403, 34720, 37032, 39680, 41664, 43204, 46290, 47833, 49376, 52080, 54005, 55552, 59520, 61720, 64806, 69440, 74064, 83328, 86408, 92580, 95666, 98752, 104160, 108010, 119040, 123440, 129612, 138880, 143499, 148128, 162015, 166656, 172816, 185160, 191332, 197504, 208320, 216020, 239165, 246880, 259224, 277760, 286998, 296256, 324030, 334831, 345632, 370320, 382664, 395008, 416640, 432040, 478330, 493760, 518448, 573996, 592512, 648060, 669662, 691264, 717495, 740640, 765328, 833280, 864080, 956660, 987520, 1004493, 1036896, 1147992, 1185024, 1296120, 1339324, 1382528, 1434990, 1481280, 1530656, 1674155, 1728160, 1913320, 1975040, 2008986, 2073792, 2295984, 2592240, 2678648, 2765056, 2869980, 2962560, 3061312, 3348310, 3456320, 3826640, 4017972, 4147584, 4591968, 5022465, 5184480, 5357296, 5739960, 5925120, 6122624, 6696620, 6912640, 7653280, 8035944, 8295168, 9183936, 10044930, 10368960, 10714592, 11479920, 12245248, 13393240, 13825280, 15306560, 16071888, 18367872, 20089860, 20737920, 21429184, 22959840, 26786480, 30613120, 32143776, 36735744, 40179720, 41475840, 42858368, 45919680, 53572960, 61226240, 64287552, 80359440, 85716736, 91839360, 107145920, 128575104, 160718880, 183678720, 214291840, 257150208, 321437760, 428583680, 642875520, 1285751040]

約数ペア:

[(1, 1285751040), (2, 642875520), (3, 428583680), (4, 321437760), (5, 257150208), (6, 214291840), (7, 183678720), (8, 160718880), (10, 128575104), (12, 107145920), (14, 91839360), (15, 85716736), (16, 80359440), (20, 64287552), (21, 61226240), (24, 53572960), (28, 45919680), (30, 42858368), (31, 41475840), (32, 40179720), (35, 36735744), (40, 32143776), (42, 30613120), (48, 26786480), (56, 22959840), (60, 21429184), (62, 20737920), (64, 20089860), (70, 18367872), (80, 16071888), (84, 15306560), (93, 13825280), (96, 13393240), (105, 12245248), (112, 11479920), (120, 10714592), (124, 10368960), (128, 10044930), (140, 9183936), (155, 8295168), (160, 8035944), (168, 7653280), (186, 6912640), (192, 6696620), (210, 6122624), (217, 5925120), (224, 5739960), (240, 5357296), (248, 5184480), (256, 5022465), (280, 4591968), (310, 4147584), (320, 4017972), (336, 3826640), (372, 3456320), (384, 3348310), (420, 3061312), (434, 2962560), (448, 2869980), (465, 2765056), (480, 2678648), (496, 2592240), (560, 2295984), (620, 2073792), (640, 2008986), (651, 1975040), (672, 1913320), (744, 1728160), (768, 1674155), (840, 1530656), (868, 1481280), (896, 1434990), (930, 1382528), (960, 1339324), (992, 1296120), (1085, 1185024), (1120, 1147992), (1240, 1036896), (1280, 1004493), (1302, 987520), (1344, 956660), (1488, 864080), (1543, 833280), (1680, 765328), (1736, 740640), (1792, 717495), (1860, 691264), (1920, 669662), (1984, 648060), (2170, 592512), (2240, 573996), (2480, 518448), (2604, 493760), (2688, 478330), (2976, 432040), (3086, 416640), (3255, 395008), (3360, 382664), (3472, 370320), (3720, 345632), (3840, 334831), (3968, 324030), (4340, 296256), (4480, 286998), (4629, 277760), (4960, 259224), (5208, 246880), (5376, 239165), (5952, 216020), (6172, 208320), (6510, 197504), (6720, 191332), (6944, 185160), (7440, 172816), (7715, 166656), (7936, 162015), (8680, 148128), (8960, 143499), (9258, 138880), (9920, 129612), (10416, 123440), (10801, 119040), (11904, 108010), (12344, 104160), (13020, 98752), (13440, 95666), (13888, 92580), (14880, 86408), (15430, 83328), (17360, 74064), (18516, 69440), (19840, 64806), (20832, 61720), (21602, 59520), (23145, 55552), (23808, 54005), (24688, 52080), (26040, 49376), (26880, 47833), (27776, 46290), (29760, 43204), (30860, 41664), (32403, 39680), (34720, 37032)]