2008080720

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{431}}^1\times {\mathrm{719}}^1$

素因数の和:1175

約数の個数: 200

約数和(自身を含む): 7000266240

約数和(自身を除く): 4992185520

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, 216, 240, 270, 324, 360, 405, 431, 432, 540, 648, 719, 720, 810, 862, 1080, 1293, 1296, 1438, 1620, 1724, 2155, 2157, 2160, 2586, 2876, 3240, 3448, 3595, 3879, 4310, 4314, 5172, 5752, 6465, 6471, 6480, 6896, 7190, 7758, 8620, 8628, 10344, 10785, 11504, 11637, 12930, 12942, 14380, 15516, 17240, 17256, 19395, 19413, 20688, 21570, 23274, 25860, 25884, 28760, 31032, 32355, 34480, 34512, 34911, 38790, 38826, 43140, 46548, 51720, 51768, 57520, 58185, 58239, 62064, 64710, 69822, 77580, 77652, 86280, 93096, 97065, 103440, 103536, 116370, 116478, 129420, 139644, 155160, 155304, 172560, 174555, 186192, 194130, 232740, 232956, 258840, 279288, 291195, 309889, 310320, 310608, 349110, 388260, 465480, 465912, 517680, 558576, 582390, 619778, 698220, 776520, 929667, 930960, 931824, 1164780, 1239556, 1396440, 1549445, 1553040, 1859334, 2329560, 2479112, 2789001, 2792880, 3098890, 3718668, 4648335, 4659120, 4958224, 5578002, 6197780, 7437336, 8367003, 9296670, 11156004, 12395560, 13945005, 14874672, 16734006, 18593340, 22312008, 24791120, 25101009, 27890010, 33468012, 37186680, 41835015, 44624016, 50202018, 55780020, 66936024, 74373360, 83670030, 100404036, 111560040, 125505045, 133872048, 167340060, 200808072, 223120080, 251010090, 334680120, 401616144, 502020180, 669360240, 1004040360, 2008080720]

約数ペア:

[(1, 2008080720), (2, 1004040360), (3, 669360240), (4, 502020180), (5, 401616144), (6, 334680120), (8, 251010090), (9, 223120080), (10, 200808072), (12, 167340060), (15, 133872048), (16, 125505045), (18, 111560040), (20, 100404036), (24, 83670030), (27, 74373360), (30, 66936024), (36, 55780020), (40, 50202018), (45, 44624016), (48, 41835015), (54, 37186680), (60, 33468012), (72, 27890010), (80, 25101009), (81, 24791120), (90, 22312008), (108, 18593340), (120, 16734006), (135, 14874672), (144, 13945005), (162, 12395560), (180, 11156004), (216, 9296670), (240, 8367003), (270, 7437336), (324, 6197780), (360, 5578002), (405, 4958224), (431, 4659120), (432, 4648335), (540, 3718668), (648, 3098890), (719, 2792880), (720, 2789001), (810, 2479112), (862, 2329560), (1080, 1859334), (1293, 1553040), (1296, 1549445), (1438, 1396440), (1620, 1239556), (1724, 1164780), (2155, 931824), (2157, 930960), (2160, 929667), (2586, 776520), (2876, 698220), (3240, 619778), (3448, 582390), (3595, 558576), (3879, 517680), (4310, 465912), (4314, 465480), (5172, 388260), (5752, 349110), (6465, 310608), (6471, 310320), (6480, 309889), (6896, 291195), (7190, 279288), (7758, 258840), (8620, 232956), (8628, 232740), (10344, 194130), (10785, 186192), (11504, 174555), (11637, 172560), (12930, 155304), (12942, 155160), (14380, 139644), (15516, 129420), (17240, 116478), (17256, 116370), (19395, 103536), (19413, 103440), (20688, 97065), (21570, 93096), (23274, 86280), (25860, 77652), (25884, 77580), (28760, 69822), (31032, 64710), (32355, 62064), (34480, 58239), (34512, 58185), (34911, 57520), (38790, 51768), (38826, 51720), (43140, 46548)]