161010080

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1867}}^1$

素因数の和:1907

約数の個数: 144

約数和(自身を含む): 482975136

約数和(自身を除く): 321965056

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 352, 385, 392, 440, 490, 539, 560, 616, 770, 784, 880, 980, 1078, 1120, 1232, 1540, 1568, 1760, 1867, 1960, 2156, 2464, 2695, 3080, 3734, 3920, 4312, 5390, 6160, 7468, 7840, 8624, 9335, 10780, 12320, 13069, 14936, 17248, 18670, 20537, 21560, 26138, 29872, 37340, 41074, 43120, 52276, 59744, 65345, 74680, 82148, 86240, 91483, 102685, 104552, 130690, 143759, 149360, 164296, 182966, 205370, 209104, 261380, 287518, 298720, 328592, 365932, 410740, 418208, 457415, 522760, 575036, 657184, 718795, 731864, 821480, 914830, 1006313, 1045520, 1150072, 1437590, 1463728, 1642960, 1829660, 2012626, 2091040, 2300144, 2875180, 2927456, 3285920, 3659320, 4025252, 4600288, 5031565, 5750360, 7318640, 8050504, 10063130, 11500720, 14637280, 16101008, 20126260, 23001440, 32202016, 40252520, 80505040, 161010080]

約数ペア:

[(1, 161010080), (2, 80505040), (4, 40252520), (5, 32202016), (7, 23001440), (8, 20126260), (10, 16101008), (11, 14637280), (14, 11500720), (16, 10063130), (20, 8050504), (22, 7318640), (28, 5750360), (32, 5031565), (35, 4600288), (40, 4025252), (44, 3659320), (49, 3285920), (55, 2927456), (56, 2875180), (70, 2300144), (77, 2091040), (80, 2012626), (88, 1829660), (98, 1642960), (110, 1463728), (112, 1437590), (140, 1150072), (154, 1045520), (160, 1006313), (176, 914830), (196, 821480), (220, 731864), (224, 718795), (245, 657184), (280, 575036), (308, 522760), (352, 457415), (385, 418208), (392, 410740), (440, 365932), (490, 328592), (539, 298720), (560, 287518), (616, 261380), (770, 209104), (784, 205370), (880, 182966), (980, 164296), (1078, 149360), (1120, 143759), (1232, 130690), (1540, 104552), (1568, 102685), (1760, 91483), (1867, 86240), (1960, 82148), (2156, 74680), (2464, 65345), (2695, 59744), (3080, 52276), (3734, 43120), (3920, 41074), (4312, 37340), (5390, 29872), (6160, 26138), (7468, 21560), (7840, 20537), (8624, 18670), (9335, 17248), (10780, 14936), (12320, 13069)]