179882920

素因数分解:

$2^3\times 5^1\times 7^4\times {\mathrm{1873}}^1$

素因数の和:1912

約数の個数: 80

約数和(自身を含む): 472416660

約数和(自身を除く): 292533740

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1873, 1960, 2401, 2744, 3430, 3746, 4802, 6860, 7492, 9365, 9604, 12005, 13111, 13720, 14984, 18730, 19208, 24010, 26222, 37460, 48020, 52444, 65555, 74920, 91777, 96040, 104888, 131110, 183554, 262220, 367108, 458885, 524440, 642439, 734216, 917770, 1284878, 1835540, 2569756, 3212195, 3671080, 4497073, 5139512, 6424390, 8994146, 12848780, 17988292, 22485365, 25697560, 35976584, 44970730, 89941460, 179882920]

約数ペア:

[(1, 179882920), (2, 89941460), (4, 44970730), (5, 35976584), (7, 25697560), (8, 22485365), (10, 17988292), (14, 12848780), (20, 8994146), (28, 6424390), (35, 5139512), (40, 4497073), (49, 3671080), (56, 3212195), (70, 2569756), (98, 1835540), (140, 1284878), (196, 917770), (245, 734216), (280, 642439), (343, 524440), (392, 458885), (490, 367108), (686, 262220), (980, 183554), (1372, 131110), (1715, 104888), (1873, 96040), (1960, 91777), (2401, 74920), (2744, 65555), (3430, 52444), (3746, 48020), (4802, 37460), (6860, 26222), (7492, 24010), (9365, 19208), (9604, 18730), (12005, 14984), (13111, 13720)]