1728571824

素因数分解:

$2^4\times 3^2\times 7^3\times {\mathrm{79}}^1\times {\mathrm{443}}^1$

素因数の和:557

約数の個数: 240

約数和(自身を含む): 5725824000

約数和(自身を除く): 3997252176

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 79, 84, 98, 112, 126, 144, 147, 158, 168, 196, 237, 252, 294, 316, 336, 343, 392, 441, 443, 474, 504, 553, 588, 632, 686, 711, 784, 882, 886, 948, 1008, 1029, 1106, 1176, 1264, 1329, 1372, 1422, 1659, 1764, 1772, 1896, 2058, 2212, 2352, 2658, 2744, 2844, 3087, 3101, 3318, 3528, 3544, 3792, 3871, 3987, 4116, 4424, 4977, 5316, 5488, 5688, 6174, 6202, 6636, 7056, 7088, 7742, 7974, 8232, 8848, 9303, 9954, 10632, 11376, 11613, 12348, 12404, 13272, 15484, 15948, 16464, 18606, 19908, 21264, 21707, 23226, 24696, 24808, 26544, 27097, 27909, 30968, 31896, 34839, 34997, 37212, 39816, 43414, 46452, 49392, 49616, 54194, 55818, 61936, 63792, 65121, 69678, 69994, 74424, 79632, 81291, 86828, 92904, 104991, 108388, 111636, 130242, 139356, 139988, 148848, 151949, 162582, 173656, 185808, 195363, 209982, 216776, 223272, 243873, 244979, 260484, 278712, 279976, 303898, 314973, 325164, 347312, 390726, 419964, 433552, 446544, 455847, 487746, 489958, 520968, 557424, 559952, 607796, 629946, 650328, 734937, 781452, 839928, 911694, 975492, 979916, 1041936, 1215592, 1259892, 1300656, 1367541, 1469874, 1562904, 1679856, 1714853, 1823388, 1950984, 1959832, 2204811, 2431184, 2519784, 2735082, 2939748, 3125808, 3429706, 3646776, 3901968, 3919664, 4409622, 5039568, 5144559, 5470164, 5879496, 6859412, 7293552, 8819244, 10289118, 10940328, 11758992, 12003971, 13718824, 15433677, 17638488, 20578236, 21880656, 24007942, 27437648, 30867354, 35276976, 36011913, 41156472, 48015884, 61734708, 72023826, 82312944, 96031768, 108035739, 123469416, 144047652, 192063536, 216071478, 246938832, 288095304, 432142956, 576190608, 864285912, 1728571824]

約数ペア:

[(1, 1728571824), (2, 864285912), (3, 576190608), (4, 432142956), (6, 288095304), (7, 246938832), (8, 216071478), (9, 192063536), (12, 144047652), (14, 123469416), (16, 108035739), (18, 96031768), (21, 82312944), (24, 72023826), (28, 61734708), (36, 48015884), (42, 41156472), (48, 36011913), (49, 35276976), (56, 30867354), (63, 27437648), (72, 24007942), (79, 21880656), (84, 20578236), (98, 17638488), (112, 15433677), (126, 13718824), (144, 12003971), (147, 11758992), (158, 10940328), (168, 10289118), (196, 8819244), (237, 7293552), (252, 6859412), (294, 5879496), (316, 5470164), (336, 5144559), (343, 5039568), (392, 4409622), (441, 3919664), (443, 3901968), (474, 3646776), (504, 3429706), (553, 3125808), (588, 2939748), (632, 2735082), (686, 2519784), (711, 2431184), (784, 2204811), (882, 1959832), (886, 1950984), (948, 1823388), (1008, 1714853), (1029, 1679856), (1106, 1562904), (1176, 1469874), (1264, 1367541), (1329, 1300656), (1372, 1259892), (1422, 1215592), (1659, 1041936), (1764, 979916), (1772, 975492), (1896, 911694), (2058, 839928), (2212, 781452), (2352, 734937), (2658, 650328), (2744, 629946), (2844, 607796), (3087, 559952), (3101, 557424), (3318, 520968), (3528, 489958), (3544, 487746), (3792, 455847), (3871, 446544), (3987, 433552), (4116, 419964), (4424, 390726), (4977, 347312), (5316, 325164), (5488, 314973), (5688, 303898), (6174, 279976), (6202, 278712), (6636, 260484), (7056, 244979), (7088, 243873), (7742, 223272), (7974, 216776), (8232, 209982), (8848, 195363), (9303, 185808), (9954, 173656), (10632, 162582), (11376, 151949), (11613, 148848), (12348, 139988), (12404, 139356), (13272, 130242), (15484, 111636), (15948, 108388), (16464, 104991), (18606, 92904), (19908, 86828), (21264, 81291), (21707, 79632), (23226, 74424), (24696, 69994), (24808, 69678), (26544, 65121), (27097, 63792), (27909, 61936), (30968, 55818), (31896, 54194), (34839, 49616), (34997, 49392), (37212, 46452), (39816, 43414)]