138328960

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{401}}^1$

素因数の和:445

約数の個数: 192

約数和(自身を含む): 420701040

約数和(自身を除く): 282372080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 128, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 320, 352, 385, 392, 401, 440, 448, 490, 539, 560, 616, 640, 704, 770, 784, 802, 880, 896, 980, 1078, 1120, 1232, 1408, 1540, 1568, 1604, 1760, 1960, 2005, 2156, 2240, 2464, 2695, 2807, 3080, 3136, 3208, 3520, 3920, 4010, 4312, 4411, 4480, 4928, 5390, 5614, 6160, 6272, 6416, 7040, 7840, 8020, 8624, 8822, 9856, 10780, 11228, 12320, 12832, 14035, 15680, 16040, 17248, 17644, 19649, 21560, 22055, 22456, 24640, 25664, 28070, 30877, 31360, 32080, 34496, 35288, 39298, 43120, 44110, 44912, 49280, 51328, 56140, 61754, 64160, 68992, 70576, 78596, 86240, 88220, 89824, 98245, 112280, 123508, 128320, 141152, 154385, 157192, 172480, 176440, 179648, 196490, 216139, 224560, 247016, 256640, 282304, 308770, 314384, 344960, 352880, 359296, 392980, 432278, 449120, 494032, 564608, 617540, 628768, 705760, 785960, 864556, 898240, 988064, 1080695, 1235080, 1257536, 1411520, 1571920, 1729112, 1796480, 1976128, 2161390, 2470160, 2515072, 2823040, 3143840, 3458224, 3952256, 4322780, 4940320, 6287680, 6916448, 8645560, 9880640, 12575360, 13832896, 17291120, 19761280, 27665792, 34582240, 69164480, 138328960]

約数ペア:

[(1, 138328960), (2, 69164480), (4, 34582240), (5, 27665792), (7, 19761280), (8, 17291120), (10, 13832896), (11, 12575360), (14, 9880640), (16, 8645560), (20, 6916448), (22, 6287680), (28, 4940320), (32, 4322780), (35, 3952256), (40, 3458224), (44, 3143840), (49, 2823040), (55, 2515072), (56, 2470160), (64, 2161390), (70, 1976128), (77, 1796480), (80, 1729112), (88, 1571920), (98, 1411520), (110, 1257536), (112, 1235080), (128, 1080695), (140, 988064), (154, 898240), (160, 864556), (176, 785960), (196, 705760), (220, 628768), (224, 617540), (245, 564608), (280, 494032), (308, 449120), (320, 432278), (352, 392980), (385, 359296), (392, 352880), (401, 344960), (440, 314384), (448, 308770), (490, 282304), (539, 256640), (560, 247016), (616, 224560), (640, 216139), (704, 196490), (770, 179648), (784, 176440), (802, 172480), (880, 157192), (896, 154385), (980, 141152), (1078, 128320), (1120, 123508), (1232, 112280), (1408, 98245), (1540, 89824), (1568, 88220), (1604, 86240), (1760, 78596), (1960, 70576), (2005, 68992), (2156, 64160), (2240, 61754), (2464, 56140), (2695, 51328), (2807, 49280), (3080, 44912), (3136, 44110), (3208, 43120), (3520, 39298), (3920, 35288), (4010, 34496), (4312, 32080), (4411, 31360), (4480, 30877), (4928, 28070), (5390, 25664), (5614, 24640), (6160, 22456), (6272, 22055), (6416, 21560), (7040, 19649), (7840, 17644), (8020, 17248), (8624, 16040), (8822, 15680), (9856, 14035), (10780, 12832), (11228, 12320)]