144781280

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{313}}^1$

素因数の和:401

約数の個数: 144

約数和(自身を含む): 405926640

約数和(自身を除く): 261145360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 59, 70, 80, 98, 112, 118, 140, 160, 196, 224, 236, 245, 280, 295, 313, 392, 413, 472, 490, 560, 590, 626, 784, 826, 944, 980, 1120, 1180, 1252, 1565, 1568, 1652, 1888, 1960, 2065, 2191, 2360, 2504, 2891, 3130, 3304, 3920, 4130, 4382, 4720, 5008, 5782, 6260, 6608, 7840, 8260, 8764, 9440, 10016, 10955, 11564, 12520, 13216, 14455, 15337, 16520, 17528, 18467, 21910, 23128, 25040, 28910, 30674, 33040, 35056, 36934, 43820, 46256, 50080, 57820, 61348, 66080, 70112, 73868, 76685, 87640, 92335, 92512, 115640, 122696, 129269, 147736, 153370, 175280, 184670, 231280, 245392, 258538, 295472, 306740, 350560, 369340, 462560, 490784, 517076, 590944, 613480, 646345, 738680, 904883, 1034152, 1226960, 1292690, 1477360, 1809766, 2068304, 2453920, 2585380, 2954720, 3619532, 4136608, 4524415, 5170760, 7239064, 9048830, 10341520, 14478128, 18097660, 20683040, 28956256, 36195320, 72390640, 144781280]

約数ペア:

[(1, 144781280), (2, 72390640), (4, 36195320), (5, 28956256), (7, 20683040), (8, 18097660), (10, 14478128), (14, 10341520), (16, 9048830), (20, 7239064), (28, 5170760), (32, 4524415), (35, 4136608), (40, 3619532), (49, 2954720), (56, 2585380), (59, 2453920), (70, 2068304), (80, 1809766), (98, 1477360), (112, 1292690), (118, 1226960), (140, 1034152), (160, 904883), (196, 738680), (224, 646345), (236, 613480), (245, 590944), (280, 517076), (295, 490784), (313, 462560), (392, 369340), (413, 350560), (472, 306740), (490, 295472), (560, 258538), (590, 245392), (626, 231280), (784, 184670), (826, 175280), (944, 153370), (980, 147736), (1120, 129269), (1180, 122696), (1252, 115640), (1565, 92512), (1568, 92335), (1652, 87640), (1888, 76685), (1960, 73868), (2065, 70112), (2191, 66080), (2360, 61348), (2504, 57820), (2891, 50080), (3130, 46256), (3304, 43820), (3920, 36934), (4130, 35056), (4382, 33040), (4720, 30674), (5008, 28910), (5782, 25040), (6260, 23128), (6608, 21910), (7840, 18467), (8260, 17528), (8764, 16520), (9440, 15337), (10016, 14455), (10955, 13216), (11564, 12520)]