2816872020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1\times {\mathrm{379}}^1$

素因数の和:814

約数の個数: 144

約数和(自身を含む): 8654405760

約数和(自身を除く): 5837533740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 263, 314, 379, 471, 526, 628, 758, 785, 789, 942, 1052, 1137, 1315, 1413, 1516, 1570, 1578, 1884, 1895, 2274, 2355, 2367, 2630, 2826, 3140, 3156, 3411, 3790, 3945, 4548, 4710, 4734, 5260, 5652, 5685, 6822, 7065, 7580, 7890, 9420, 9468, 11370, 11835, 13644, 14130, 15780, 17055, 22740, 23670, 28260, 34110, 41291, 47340, 59503, 68220, 82582, 99677, 119006, 123873, 165164, 178509, 199354, 206455, 238012, 247746, 297515, 299031, 357018, 371619, 398708, 412910, 495492, 498385, 535527, 595030, 598062, 619365, 714036, 743238, 825820, 892545, 897093, 996770, 1071054, 1190060, 1196124, 1238730, 1486476, 1495155, 1785090, 1794186, 1858095, 1993540, 2142108, 2477460, 2677635, 2990310, 3570180, 3588372, 3716190, 4485465, 5355270, 5980620, 7432380, 8970930, 10710540, 15649289, 17941860, 31298578, 46947867, 62597156, 78246445, 93895734, 140843601, 156492890, 187791468, 234739335, 281687202, 312985780, 469478670, 563374404, 704218005, 938957340, 1408436010, 2816872020]

約数ペア:

[(1, 2816872020), (2, 1408436010), (3, 938957340), (4, 704218005), (5, 563374404), (6, 469478670), (9, 312985780), (10, 281687202), (12, 234739335), (15, 187791468), (18, 156492890), (20, 140843601), (30, 93895734), (36, 78246445), (45, 62597156), (60, 46947867), (90, 31298578), (157, 17941860), (180, 15649289), (263, 10710540), (314, 8970930), (379, 7432380), (471, 5980620), (526, 5355270), (628, 4485465), (758, 3716190), (785, 3588372), (789, 3570180), (942, 2990310), (1052, 2677635), (1137, 2477460), (1315, 2142108), (1413, 1993540), (1516, 1858095), (1570, 1794186), (1578, 1785090), (1884, 1495155), (1895, 1486476), (2274, 1238730), (2355, 1196124), (2367, 1190060), (2630, 1071054), (2826, 996770), (3140, 897093), (3156, 892545), (3411, 825820), (3790, 743238), (3945, 714036), (4548, 619365), (4710, 598062), (4734, 595030), (5260, 535527), (5652, 498385), (5685, 495492), (6822, 412910), (7065, 398708), (7580, 371619), (7890, 357018), (9420, 299031), (9468, 297515), (11370, 247746), (11835, 238012), (13644, 206455), (14130, 199354), (15780, 178509), (17055, 165164), (22740, 123873), (23670, 119006), (28260, 99677), (34110, 82582), (41291, 68220), (47340, 59503)]