1818047520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{4493}}^1$

素因数の和:4795

約数の個数: 144

約数和(自身を含む): 6227551512

約数和(自身を除く): 4409503992

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 281, 288, 360, 480, 562, 720, 843, 1124, 1405, 1440, 1686, 2248, 2529, 2810, 3372, 4215, 4493, 4496, 5058, 5620, 6744, 8430, 8986, 8992, 10116, 11240, 12645, 13479, 13488, 16860, 17972, 20232, 22465, 22480, 25290, 26958, 26976, 33720, 35944, 40437, 40464, 44930, 44960, 50580, 53916, 67395, 67440, 71888, 80874, 80928, 89860, 101160, 107832, 134790, 134880, 143776, 161748, 179720, 202185, 202320, 215664, 269580, 323496, 359440, 404370, 404640, 431328, 539160, 646992, 718880, 808740, 1078320, 1262533, 1293984, 1617480, 2156640, 2525066, 3234960, 3787599, 5050132, 6312665, 6469920, 7575198, 10100264, 11362797, 12625330, 15150396, 18937995, 20200528, 22725594, 25250660, 30300792, 37875990, 40401056, 45451188, 50501320, 56813985, 60601584, 75751980, 90902376, 101002640, 113627970, 121203168, 151503960, 181804752, 202005280, 227255940, 303007920, 363609504, 454511880, 606015840, 909023760, 1818047520]

約数ペア:

[(1, 1818047520), (2, 909023760), (3, 606015840), (4, 454511880), (5, 363609504), (6, 303007920), (8, 227255940), (9, 202005280), (10, 181804752), (12, 151503960), (15, 121203168), (16, 113627970), (18, 101002640), (20, 90902376), (24, 75751980), (30, 60601584), (32, 56813985), (36, 50501320), (40, 45451188), (45, 40401056), (48, 37875990), (60, 30300792), (72, 25250660), (80, 22725594), (90, 20200528), (96, 18937995), (120, 15150396), (144, 12625330), (160, 11362797), (180, 10100264), (240, 7575198), (281, 6469920), (288, 6312665), (360, 5050132), (480, 3787599), (562, 3234960), (720, 2525066), (843, 2156640), (1124, 1617480), (1405, 1293984), (1440, 1262533), (1686, 1078320), (2248, 808740), (2529, 718880), (2810, 646992), (3372, 539160), (4215, 431328), (4493, 404640), (4496, 404370), (5058, 359440), (5620, 323496), (6744, 269580), (8430, 215664), (8986, 202320), (8992, 202185), (10116, 179720), (11240, 161748), (12645, 143776), (13479, 134880), (13488, 134790), (16860, 107832), (17972, 101160), (20232, 89860), (22465, 80928), (22480, 80874), (25290, 71888), (26958, 67440), (26976, 67395), (33720, 53916), (35944, 50580), (40437, 44960), (40464, 44930)]