1945885680

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{199}}^1\times {\mathrm{503}}^1$

素因数の和:730

約数の個数: 240

約数和(自身を含む): 6824563200

約数和(自身を除く): 4878677520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 199, 216, 240, 243, 270, 324, 360, 398, 405, 432, 486, 503, 540, 597, 648, 720, 796, 810, 972, 995, 1006, 1080, 1194, 1215, 1296, 1509, 1592, 1620, 1791, 1944, 1990, 2012, 2160, 2388, 2430, 2515, 2985, 3018, 3184, 3240, 3582, 3888, 3980, 4024, 4527, 4776, 4860, 5030, 5373, 5970, 6036, 6480, 7164, 7545, 7960, 8048, 8955, 9054, 9552, 9720, 10060, 10746, 11940, 12072, 13581, 14328, 15090, 15920, 16119, 17910, 18108, 19440, 20120, 21492, 22635, 23880, 24144, 26865, 27162, 28656, 30180, 32238, 35820, 36216, 40240, 40743, 42984, 45270, 47760, 48357, 53730, 54324, 60360, 64476, 67905, 71640, 72432, 80595, 81486, 85968, 90540, 96714, 100097, 107460, 108648, 120720, 122229, 128952, 135810, 143280, 161190, 162972, 181080, 193428, 200194, 203715, 214920, 217296, 241785, 244458, 257904, 271620, 300291, 322380, 325944, 362160, 386856, 400388, 407430, 429840, 483570, 488916, 500485, 543240, 600582, 611145, 644760, 651888, 773712, 800776, 814860, 900873, 967140, 977832, 1000970, 1086480, 1201164, 1222290, 1289520, 1501455, 1601552, 1629720, 1801746, 1934280, 1955664, 2001940, 2402328, 2444580, 2702619, 3002910, 3259440, 3603492, 3868560, 4003880, 4504365, 4804656, 4889160, 5405238, 6005820, 7206984, 8007760, 8107857, 9008730, 9778320, 10810476, 12011640, 13513095, 14413968, 16215714, 18017460, 21620952, 24023280, 24323571, 27026190, 32431428, 36034920, 40539285, 43241904, 48647142, 54052380, 64862856, 72069840, 81078570, 97294284, 108104760, 121617855, 129725712, 162157140, 194588568, 216209520, 243235710, 324314280, 389177136, 486471420, 648628560, 972942840, 1945885680]

約数ペア:

[(1, 1945885680), (2, 972942840), (3, 648628560), (4, 486471420), (5, 389177136), (6, 324314280), (8, 243235710), (9, 216209520), (10, 194588568), (12, 162157140), (15, 129725712), (16, 121617855), (18, 108104760), (20, 97294284), (24, 81078570), (27, 72069840), (30, 64862856), (36, 54052380), (40, 48647142), (45, 43241904), (48, 40539285), (54, 36034920), (60, 32431428), (72, 27026190), (80, 24323571), (81, 24023280), (90, 21620952), (108, 18017460), (120, 16215714), (135, 14413968), (144, 13513095), (162, 12011640), (180, 10810476), (199, 9778320), (216, 9008730), (240, 8107857), (243, 8007760), (270, 7206984), (324, 6005820), (360, 5405238), (398, 4889160), (405, 4804656), (432, 4504365), (486, 4003880), (503, 3868560), (540, 3603492), (597, 3259440), (648, 3002910), (720, 2702619), (796, 2444580), (810, 2402328), (972, 2001940), (995, 1955664), (1006, 1934280), (1080, 1801746), (1194, 1629720), (1215, 1601552), (1296, 1501455), (1509, 1289520), (1592, 1222290), (1620, 1201164), (1791, 1086480), (1944, 1000970), (1990, 977832), (2012, 967140), (2160, 900873), (2388, 814860), (2430, 800776), (2515, 773712), (2985, 651888), (3018, 644760), (3184, 611145), (3240, 600582), (3582, 543240), (3888, 500485), (3980, 488916), (4024, 483570), (4527, 429840), (4776, 407430), (4860, 400388), (5030, 386856), (5373, 362160), (5970, 325944), (6036, 322380), (6480, 300291), (7164, 271620), (7545, 257904), (7960, 244458), (8048, 241785), (8955, 217296), (9054, 214920), (9552, 203715), (9720, 200194), (10060, 193428), (10746, 181080), (11940, 162972), (12072, 161190), (13581, 143280), (14328, 135810), (15090, 128952), (15920, 122229), (16119, 120720), (17910, 108648), (18108, 107460), (19440, 100097), (20120, 96714), (21492, 90540), (22635, 85968), (23880, 81486), (24144, 80595), (26865, 72432), (27162, 71640), (28656, 67905), (30180, 64476), (32238, 60360), (35820, 54324), (36216, 53730), (40240, 48357), (40743, 47760), (42984, 45270)]