138972004780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1\times {\mathrm{45541}}^1$

素因数の和:45935

約数の個数: 96

約数和(自身を含む): 339339635712

約数和(自身を除く): 200367630932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 307, 355, 497, 614, 710, 994, 1228, 1420, 1535, 1988, 2149, 2485, 3070, 4298, 4970, 6140, 8596, 9940, 10745, 21490, 21797, 42980, 43594, 45541, 87188, 91082, 108985, 152579, 182164, 217970, 227705, 305158, 318787, 435940, 455410, 610316, 637574, 762895, 910820, 1275148, 1525790, 1593935, 3051580, 3187870, 3233411, 6375740, 6466822, 12933644, 13981087, 16167055, 22633877, 27962174, 32334110, 45267754, 55924348, 64668220, 69905435, 90535508, 97867609, 113169385, 139810870, 195735218, 226338770, 279621740, 391470436, 452677540, 489338045, 978676090, 992657177, 1957352180, 1985314354, 3970628708, 4963285885, 6948600239, 9926571770, 13897200478, 19853143540, 27794400956, 34743001195, 69486002390, 138972004780]

約数ペア:

[(1, 138972004780), (2, 69486002390), (4, 34743001195), (5, 27794400956), (7, 19853143540), (10, 13897200478), (14, 9926571770), (20, 6948600239), (28, 4963285885), (35, 3970628708), (70, 1985314354), (71, 1957352180), (140, 992657177), (142, 978676090), (284, 489338045), (307, 452677540), (355, 391470436), (497, 279621740), (614, 226338770), (710, 195735218), (994, 139810870), (1228, 113169385), (1420, 97867609), (1535, 90535508), (1988, 69905435), (2149, 64668220), (2485, 55924348), (3070, 45267754), (4298, 32334110), (4970, 27962174), (6140, 22633877), (8596, 16167055), (9940, 13981087), (10745, 12933644), (21490, 6466822), (21797, 6375740), (42980, 3233411), (43594, 3187870), (45541, 3051580), (87188, 1593935), (91082, 1525790), (108985, 1275148), (152579, 910820), (182164, 762895), (217970, 637574), (227705, 610316), (305158, 455410), (318787, 435940)]