30897480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1307}}^1$

素因数の和:1518

約数の個数: 64

約数和(自身を含む): 93234240

約数和(自身を除く): 62336760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 197, 394, 591, 788, 985, 1182, 1307, 1576, 1970, 2364, 2614, 2955, 3921, 3940, 4728, 5228, 5910, 6535, 7842, 7880, 10456, 11820, 13070, 15684, 19605, 23640, 26140, 31368, 39210, 52280, 78420, 156840, 257479, 514958, 772437, 1029916, 1287395, 1544874, 2059832, 2574790, 3089748, 3862185, 5149580, 6179496, 7724370, 10299160, 15448740, 30897480]

約数ペア:

[(1, 30897480), (2, 15448740), (3, 10299160), (4, 7724370), (5, 6179496), (6, 5149580), (8, 3862185), (10, 3089748), (12, 2574790), (15, 2059832), (20, 1544874), (24, 1287395), (30, 1029916), (40, 772437), (60, 514958), (120, 257479), (197, 156840), (394, 78420), (591, 52280), (788, 39210), (985, 31368), (1182, 26140), (1307, 23640), (1576, 19605), (1970, 15684), (2364, 13070), (2614, 11820), (2955, 10456), (3921, 7880), (3940, 7842), (4728, 6535), (5228, 5910)]