217540400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1009}}^1$

素因数の和:1052

約数の個数: 180

約数和(自身を含む): 663897240

約数和(自身を除く): 446356840

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 35, 40, 44, 49, 50, 55, 56, 70, 77, 80, 88, 98, 100, 110, 112, 140, 154, 175, 176, 196, 200, 220, 245, 275, 280, 308, 350, 385, 392, 400, 440, 490, 539, 550, 560, 616, 700, 770, 784, 880, 980, 1009, 1078, 1100, 1225, 1232, 1400, 1540, 1925, 1960, 2018, 2156, 2200, 2450, 2695, 2800, 3080, 3850, 3920, 4036, 4312, 4400, 4900, 5045, 5390, 6160, 7063, 7700, 8072, 8624, 9800, 10090, 10780, 11099, 13475, 14126, 15400, 16144, 19600, 20180, 21560, 22198, 25225, 26950, 28252, 30800, 35315, 40360, 43120, 44396, 49441, 50450, 53900, 55495, 56504, 70630, 77693, 80720, 88792, 98882, 100900, 107800, 110990, 113008, 141260, 155386, 176575, 177584, 197764, 201800, 215600, 221980, 247205, 277475, 282520, 310772, 353150, 388465, 395528, 403600, 443960, 494410, 543851, 554950, 565040, 621544, 706300, 776930, 791056, 887920, 988820, 1087702, 1109900, 1236025, 1243088, 1412600, 1553860, 1942325, 1977640, 2175404, 2219800, 2472050, 2719255, 2825200, 3107720, 3884650, 3955280, 4350808, 4439600, 4944100, 5438510, 6215440, 7769300, 8701616, 9888200, 10877020, 13596275, 15538600, 19776400, 21754040, 27192550, 31077200, 43508080, 54385100, 108770200, 217540400]

約数ペア:

[(1, 217540400), (2, 108770200), (4, 54385100), (5, 43508080), (7, 31077200), (8, 27192550), (10, 21754040), (11, 19776400), (14, 15538600), (16, 13596275), (20, 10877020), (22, 9888200), (25, 8701616), (28, 7769300), (35, 6215440), (40, 5438510), (44, 4944100), (49, 4439600), (50, 4350808), (55, 3955280), (56, 3884650), (70, 3107720), (77, 2825200), (80, 2719255), (88, 2472050), (98, 2219800), (100, 2175404), (110, 1977640), (112, 1942325), (140, 1553860), (154, 1412600), (175, 1243088), (176, 1236025), (196, 1109900), (200, 1087702), (220, 988820), (245, 887920), (275, 791056), (280, 776930), (308, 706300), (350, 621544), (385, 565040), (392, 554950), (400, 543851), (440, 494410), (490, 443960), (539, 403600), (550, 395528), (560, 388465), (616, 353150), (700, 310772), (770, 282520), (784, 277475), (880, 247205), (980, 221980), (1009, 215600), (1078, 201800), (1100, 197764), (1225, 177584), (1232, 176575), (1400, 155386), (1540, 141260), (1925, 113008), (1960, 110990), (2018, 107800), (2156, 100900), (2200, 98882), (2450, 88792), (2695, 80720), (2800, 77693), (3080, 70630), (3850, 56504), (3920, 55495), (4036, 53900), (4312, 50450), (4400, 49441), (4900, 44396), (5045, 43120), (5390, 40360), (6160, 35315), (7063, 30800), (7700, 28252), (8072, 26950), (8624, 25225), (9800, 22198), (10090, 21560), (10780, 20180), (11099, 19600), (13475, 16144), (14126, 15400)]