254686080

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:453

約数の個数: 256

約数和(自身を含む): 916531200

約数和(自身を除く): 661845120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 62, 64, 66, 80, 88, 93, 96, 110, 120, 124, 128, 132, 155, 160, 165, 176, 186, 192, 220, 240, 248, 264, 310, 320, 330, 341, 352, 372, 384, 389, 440, 465, 480, 496, 528, 620, 640, 660, 682, 704, 744, 778, 880, 930, 960, 992, 1023, 1056, 1167, 1240, 1320, 1364, 1408, 1488, 1556, 1705, 1760, 1860, 1920, 1945, 1984, 2046, 2112, 2334, 2480, 2640, 2728, 2976, 3112, 3410, 3520, 3720, 3890, 3968, 4092, 4224, 4279, 4668, 4960, 5115, 5280, 5456, 5835, 5952, 6224, 6820, 7040, 7440, 7780, 8184, 8558, 9336, 9920, 10230, 10560, 10912, 11670, 11904, 12059, 12448, 12837, 13640, 14880, 15560, 16368, 17116, 18672, 19840, 20460, 21120, 21395, 21824, 23340, 24118, 24896, 25674, 27280, 29760, 31120, 32736, 34232, 36177, 37344, 40920, 42790, 43648, 46680, 48236, 49792, 51348, 54560, 59520, 60295, 62240, 64185, 65472, 68464, 72354, 74688, 81840, 85580, 93360, 96472, 102696, 109120, 120590, 124480, 128370, 130944, 132649, 136928, 144708, 149376, 163680, 171160, 180885, 186720, 192944, 205392, 218240, 241180, 248960, 256740, 265298, 273856, 289416, 327360, 342320, 361770, 373440, 385888, 397947, 410784, 482360, 513480, 530596, 547712, 578832, 654720, 663245, 684640, 723540, 746880, 771776, 795894, 821568, 964720, 1026960, 1061192, 1157664, 1326490, 1369280, 1447080, 1543552, 1591788, 1643136, 1929440, 1989735, 2053920, 2122384, 2315328, 2652980, 2738560, 2894160, 3183576, 3858880, 3979470, 4107840, 4244768, 4630656, 5305960, 5788320, 6367152, 7717760, 7958940, 8215680, 8489536, 10611920, 11576640, 12734304, 15917880, 16979072, 21223840, 23153280, 25468608, 31835760, 42447680, 50937216, 63671520, 84895360, 127343040, 254686080]

約数ペア:

[(1, 254686080), (2, 127343040), (3, 84895360), (4, 63671520), (5, 50937216), (6, 42447680), (8, 31835760), (10, 25468608), (11, 23153280), (12, 21223840), (15, 16979072), (16, 15917880), (20, 12734304), (22, 11576640), (24, 10611920), (30, 8489536), (31, 8215680), (32, 7958940), (33, 7717760), (40, 6367152), (44, 5788320), (48, 5305960), (55, 4630656), (60, 4244768), (62, 4107840), (64, 3979470), (66, 3858880), (80, 3183576), (88, 2894160), (93, 2738560), (96, 2652980), (110, 2315328), (120, 2122384), (124, 2053920), (128, 1989735), (132, 1929440), (155, 1643136), (160, 1591788), (165, 1543552), (176, 1447080), (186, 1369280), (192, 1326490), (220, 1157664), (240, 1061192), (248, 1026960), (264, 964720), (310, 821568), (320, 795894), (330, 771776), (341, 746880), (352, 723540), (372, 684640), (384, 663245), (389, 654720), (440, 578832), (465, 547712), (480, 530596), (496, 513480), (528, 482360), (620, 410784), (640, 397947), (660, 385888), (682, 373440), (704, 361770), (744, 342320), (778, 327360), (880, 289416), (930, 273856), (960, 265298), (992, 256740), (1023, 248960), (1056, 241180), (1167, 218240), (1240, 205392), (1320, 192944), (1364, 186720), (1408, 180885), (1488, 171160), (1556, 163680), (1705, 149376), (1760, 144708), (1860, 136928), (1920, 132649), (1945, 130944), (1984, 128370), (2046, 124480), (2112, 120590), (2334, 109120), (2480, 102696), (2640, 96472), (2728, 93360), (2976, 85580), (3112, 81840), (3410, 74688), (3520, 72354), (3720, 68464), (3890, 65472), (3968, 64185), (4092, 62240), (4224, 60295), (4279, 59520), (4668, 54560), (4960, 51348), (5115, 49792), (5280, 48236), (5456, 46680), (5835, 43648), (5952, 42790), (6224, 40920), (6820, 37344), (7040, 36177), (7440, 34232), (7780, 32736), (8184, 31120), (8558, 29760), (9336, 27280), (9920, 25674), (10230, 24896), (10560, 24118), (10912, 23340), (11670, 21824), (11904, 21395), (12059, 21120), (12448, 20460), (12837, 19840), (13640, 18672), (14880, 17116), (15560, 16368)]