212883440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4937}}^1$

素因数の和:4975

約数の個数: 120

約数和(自身を含む): 628232112

約数和(自身を除く): 415348672

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 176, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 560, 616, 770, 784, 880, 980, 1078, 1232, 1540, 1960, 2156, 2695, 3080, 3920, 4312, 4937, 5390, 6160, 8624, 9874, 10780, 19748, 21560, 24685, 34559, 39496, 43120, 49370, 54307, 69118, 78992, 98740, 108614, 138236, 172795, 197480, 217228, 241913, 271535, 276472, 345590, 380149, 394960, 434456, 483826, 543070, 552944, 691180, 760298, 868912, 967652, 1086140, 1209565, 1382360, 1520596, 1900745, 1935304, 2172280, 2419130, 2661043, 2764720, 3041192, 3801490, 3870608, 4344560, 4838260, 5322086, 6082384, 7602980, 9676520, 10644172, 13305215, 15205960, 19353040, 21288344, 26610430, 30411920, 42576688, 53220860, 106441720, 212883440]

約数ペア:

[(1, 212883440), (2, 106441720), (4, 53220860), (5, 42576688), (7, 30411920), (8, 26610430), (10, 21288344), (11, 19353040), (14, 15205960), (16, 13305215), (20, 10644172), (22, 9676520), (28, 7602980), (35, 6082384), (40, 5322086), (44, 4838260), (49, 4344560), (55, 3870608), (56, 3801490), (70, 3041192), (77, 2764720), (80, 2661043), (88, 2419130), (98, 2172280), (110, 1935304), (112, 1900745), (140, 1520596), (154, 1382360), (176, 1209565), (196, 1086140), (220, 967652), (245, 868912), (280, 760298), (308, 691180), (385, 552944), (392, 543070), (440, 483826), (490, 434456), (539, 394960), (560, 380149), (616, 345590), (770, 276472), (784, 271535), (880, 241913), (980, 217228), (1078, 197480), (1232, 172795), (1540, 138236), (1960, 108614), (2156, 98740), (2695, 78992), (3080, 69118), (3920, 54307), (4312, 49370), (4937, 43120), (5390, 39496), (6160, 34559), (8624, 24685), (9874, 21560), (10780, 19748)]