1239007680

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1531}}^1$

素因数の和:1835

約数の個数: 168

約数和(自身を含む): 4279629744

約数和(自身を除く): 3040622064

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 281, 288, 320, 360, 480, 562, 576, 720, 843, 960, 1124, 1405, 1440, 1531, 1686, 2248, 2529, 2810, 2880, 3062, 3372, 4215, 4496, 4593, 5058, 5620, 6124, 6744, 7655, 8430, 8992, 9186, 10116, 11240, 12248, 12645, 13488, 13779, 15310, 16860, 17984, 18372, 20232, 22480, 22965, 24496, 25290, 26976, 27558, 30620, 33720, 36744, 40464, 44960, 45930, 48992, 50580, 53952, 55116, 61240, 67440, 68895, 73488, 80928, 89920, 91860, 97984, 101160, 110232, 122480, 134880, 137790, 146976, 161856, 183720, 202320, 220464, 244960, 269760, 275580, 293952, 367440, 404640, 430211, 440928, 489920, 551160, 734880, 809280, 860422, 881856, 1102320, 1290633, 1469760, 1720844, 2151055, 2204640, 2581266, 3441688, 3871899, 4302110, 4409280, 5162532, 6453165, 6883376, 7743798, 8604220, 10325064, 12906330, 13766752, 15487596, 17208440, 19359495, 20650128, 25812660, 27533504, 30975192, 34416880, 38718990, 41300256, 51625320, 61950384, 68833760, 77437980, 82600512, 103250640, 123900768, 137667520, 154875960, 206501280, 247801536, 309751920, 413002560, 619503840, 1239007680]

約数ペア:

[(1, 1239007680), (2, 619503840), (3, 413002560), (4, 309751920), (5, 247801536), (6, 206501280), (8, 154875960), (9, 137667520), (10, 123900768), (12, 103250640), (15, 82600512), (16, 77437980), (18, 68833760), (20, 61950384), (24, 51625320), (30, 41300256), (32, 38718990), (36, 34416880), (40, 30975192), (45, 27533504), (48, 25812660), (60, 20650128), (64, 19359495), (72, 17208440), (80, 15487596), (90, 13766752), (96, 12906330), (120, 10325064), (144, 8604220), (160, 7743798), (180, 6883376), (192, 6453165), (240, 5162532), (281, 4409280), (288, 4302110), (320, 3871899), (360, 3441688), (480, 2581266), (562, 2204640), (576, 2151055), (720, 1720844), (843, 1469760), (960, 1290633), (1124, 1102320), (1405, 881856), (1440, 860422), (1531, 809280), (1686, 734880), (2248, 551160), (2529, 489920), (2810, 440928), (2880, 430211), (3062, 404640), (3372, 367440), (4215, 293952), (4496, 275580), (4593, 269760), (5058, 244960), (5620, 220464), (6124, 202320), (6744, 183720), (7655, 161856), (8430, 146976), (8992, 137790), (9186, 134880), (10116, 122480), (11240, 110232), (12248, 101160), (12645, 97984), (13488, 91860), (13779, 89920), (15310, 80928), (16860, 73488), (17984, 68895), (18372, 67440), (20232, 61240), (22480, 55116), (22965, 53952), (24496, 50580), (25290, 48992), (26976, 45930), (27558, 44960), (30620, 40464), (33720, 36744)]