30212812

素因数分解:

$2^2\times 7^3\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:124

約数の個数: 72

約数和(自身を含む): 66141600

約数和(自身を除く): 35928788

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 61, 76, 98, 122, 133, 196, 244, 266, 343, 361, 427, 532, 686, 722, 854, 931, 1159, 1372, 1444, 1708, 1862, 2318, 2527, 2989, 3724, 4636, 5054, 5978, 6517, 8113, 10108, 11956, 13034, 16226, 17689, 20923, 22021, 26068, 32452, 35378, 41846, 44042, 56791, 70756, 83692, 88084, 113582, 123823, 154147, 227164, 247646, 308294, 397537, 495292, 616588, 795074, 1079029, 1590148, 2158058, 4316116, 7553203, 15106406, 30212812]

約数ペア:

[(1, 30212812), (2, 15106406), (4, 7553203), (7, 4316116), (14, 2158058), (19, 1590148), (28, 1079029), (38, 795074), (49, 616588), (61, 495292), (76, 397537), (98, 308294), (122, 247646), (133, 227164), (196, 154147), (244, 123823), (266, 113582), (343, 88084), (361, 83692), (427, 70756), (532, 56791), (686, 44042), (722, 41846), (854, 35378), (931, 32452), (1159, 26068), (1372, 22021), (1444, 20923), (1708, 17689), (1862, 16226), (2318, 13034), (2527, 11956), (2989, 10108), (3724, 8113), (4636, 6517), (5054, 5978)]