154223972

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1$

素因数の和:721

約数の個数: 72

約数和(自身を含む): 332861760

約数和(自身を除く): 178637788

約数列:

[1, 2, 4, 7, 14, 28, 29, 43, 49, 58, 86, 98, 116, 172, 196, 203, 301, 406, 602, 631, 812, 1204, 1247, 1262, 1421, 2107, 2494, 2524, 2842, 4214, 4417, 4988, 5684, 8428, 8729, 8834, 17458, 17668, 18299, 27133, 30919, 34916, 36598, 54266, 61103, 61838, 73196, 108532, 122206, 123676, 128093, 189931, 244412, 256186, 379862, 512372, 759724, 786857, 896651, 1329517, 1573714, 1793302, 2659034, 3147428, 3586604, 5318068, 5507999, 11015998, 22031996, 38555993, 77111986, 154223972]

約数ペア:

[(1, 154223972), (2, 77111986), (4, 38555993), (7, 22031996), (14, 11015998), (28, 5507999), (29, 5318068), (43, 3586604), (49, 3147428), (58, 2659034), (86, 1793302), (98, 1573714), (116, 1329517), (172, 896651), (196, 786857), (203, 759724), (301, 512372), (406, 379862), (602, 256186), (631, 244412), (812, 189931), (1204, 128093), (1247, 123676), (1262, 122206), (1421, 108532), (2107, 73196), (2494, 61838), (2524, 61103), (2842, 54266), (4214, 36598), (4417, 34916), (4988, 30919), (5684, 27133), (8428, 18299), (8729, 17668), (8834, 17458)]