69884780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{2459}}^1$

素因数の和:2511

約数の個数: 72

約数和(自身を含む): 176677200

約数和(自身を除く): 106792420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 98, 116, 140, 145, 196, 203, 245, 290, 406, 490, 580, 812, 980, 1015, 1421, 2030, 2459, 2842, 4060, 4918, 5684, 7105, 9836, 12295, 14210, 17213, 24590, 28420, 34426, 49180, 68852, 71311, 86065, 120491, 142622, 172130, 240982, 285244, 344260, 356555, 481964, 499177, 602455, 713110, 998354, 1204910, 1426220, 1996708, 2409820, 2495885, 3494239, 4991770, 6988478, 9983540, 13976956, 17471195, 34942390, 69884780]

約数ペア:

[(1, 69884780), (2, 34942390), (4, 17471195), (5, 13976956), (7, 9983540), (10, 6988478), (14, 4991770), (20, 3494239), (28, 2495885), (29, 2409820), (35, 1996708), (49, 1426220), (58, 1204910), (70, 998354), (98, 713110), (116, 602455), (140, 499177), (145, 481964), (196, 356555), (203, 344260), (245, 285244), (290, 240982), (406, 172130), (490, 142622), (580, 120491), (812, 86065), (980, 71311), (1015, 68852), (1421, 49180), (2030, 34426), (2459, 28420), (2842, 24590), (4060, 17213), (4918, 14210), (5684, 12295), (7105, 9836)]