277785228

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{991}}^1$

素因数の和:1123

約数の個数: 96

約数和(自身を含む): 767950848

約数和(自身を除く): 490165620

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 71, 84, 94, 141, 142, 188, 213, 282, 284, 329, 426, 497, 564, 658, 852, 987, 991, 994, 1316, 1491, 1974, 1982, 1988, 2973, 2982, 3337, 3948, 3964, 5946, 5964, 6674, 6937, 10011, 11892, 13348, 13874, 20022, 20811, 23359, 27748, 40044, 41622, 46577, 46718, 70077, 70361, 83244, 93154, 93436, 139731, 140154, 140722, 186308, 211083, 279462, 280308, 281444, 326039, 422166, 492527, 558924, 652078, 844332, 978117, 985054, 1304156, 1477581, 1956234, 1970108, 2955162, 3306967, 3912468, 5910324, 6613934, 9920901, 13227868, 19841802, 23148769, 39683604, 46297538, 69446307, 92595076, 138892614, 277785228]

約数ペア:

[(1, 277785228), (2, 138892614), (3, 92595076), (4, 69446307), (6, 46297538), (7, 39683604), (12, 23148769), (14, 19841802), (21, 13227868), (28, 9920901), (42, 6613934), (47, 5910324), (71, 3912468), (84, 3306967), (94, 2955162), (141, 1970108), (142, 1956234), (188, 1477581), (213, 1304156), (282, 985054), (284, 978117), (329, 844332), (426, 652078), (497, 558924), (564, 492527), (658, 422166), (852, 326039), (987, 281444), (991, 280308), (994, 279462), (1316, 211083), (1491, 186308), (1974, 140722), (1982, 140154), (1988, 139731), (2973, 93436), (2982, 93154), (3337, 83244), (3948, 70361), (3964, 70077), (5946, 46718), (5964, 46577), (6674, 41622), (6937, 40044), (10011, 27748), (11892, 23359), (13348, 20811), (13874, 20022)]