179205740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{1709}}^1$

素因数の和:1839

約数の個数: 72

約数和(自身を含む): 442123920

約数和(自身を除く): 262918180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 107, 140, 196, 214, 245, 428, 490, 535, 749, 980, 1070, 1498, 1709, 2140, 2996, 3418, 3745, 5243, 6836, 7490, 8545, 10486, 11963, 14980, 17090, 20972, 23926, 26215, 34180, 47852, 52430, 59815, 83741, 104860, 119630, 167482, 182863, 239260, 334964, 365726, 418705, 731452, 837410, 914315, 1280041, 1674820, 1828630, 2560082, 3657260, 5120164, 6400205, 8960287, 12800410, 17920574, 25600820, 35841148, 44801435, 89602870, 179205740]

約数ペア:

[(1, 179205740), (2, 89602870), (4, 44801435), (5, 35841148), (7, 25600820), (10, 17920574), (14, 12800410), (20, 8960287), (28, 6400205), (35, 5120164), (49, 3657260), (70, 2560082), (98, 1828630), (107, 1674820), (140, 1280041), (196, 914315), (214, 837410), (245, 731452), (428, 418705), (490, 365726), (535, 334964), (749, 239260), (980, 182863), (1070, 167482), (1498, 119630), (1709, 104860), (2140, 83741), (2996, 59815), (3418, 52430), (3745, 47852), (5243, 34180), (6836, 26215), (7490, 23926), (8545, 20972), (10486, 17090), (11963, 14980)]