123358788

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{499}}^1$

素因数の和:631

約数の個数: 120

約数和(自身を含む): 372680000

約数和(自身を除く): 249321212

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 109, 126, 162, 189, 218, 252, 324, 327, 378, 436, 499, 567, 654, 756, 763, 981, 998, 1134, 1308, 1497, 1526, 1962, 1996, 2268, 2289, 2943, 2994, 3052, 3493, 3924, 4491, 4578, 5886, 5988, 6867, 6986, 8829, 8982, 9156, 10479, 11772, 13473, 13734, 13972, 17658, 17964, 20601, 20958, 26946, 27468, 31437, 35316, 40419, 41202, 41916, 53892, 54391, 61803, 62874, 80838, 82404, 94311, 108782, 123606, 125748, 161676, 163173, 188622, 217564, 247212, 282933, 326346, 377244, 380737, 489519, 565866, 652692, 761474, 979038, 1131732, 1142211, 1468557, 1522948, 1958076, 2284422, 2937114, 3426633, 4405671, 4568844, 5874228, 6853266, 8811342, 10279899, 13706532, 17622684, 20559798, 30839697, 41119596, 61679394, 123358788]

約数ペア:

[(1, 123358788), (2, 61679394), (3, 41119596), (4, 30839697), (6, 20559798), (7, 17622684), (9, 13706532), (12, 10279899), (14, 8811342), (18, 6853266), (21, 5874228), (27, 4568844), (28, 4405671), (36, 3426633), (42, 2937114), (54, 2284422), (63, 1958076), (81, 1522948), (84, 1468557), (108, 1142211), (109, 1131732), (126, 979038), (162, 761474), (189, 652692), (218, 565866), (252, 489519), (324, 380737), (327, 377244), (378, 326346), (436, 282933), (499, 247212), (567, 217564), (654, 188622), (756, 163173), (763, 161676), (981, 125748), (998, 123606), (1134, 108782), (1308, 94311), (1497, 82404), (1526, 80838), (1962, 62874), (1996, 61803), (2268, 54391), (2289, 53892), (2943, 41916), (2994, 41202), (3052, 40419), (3493, 35316), (3924, 31437), (4491, 27468), (4578, 26946), (5886, 20958), (5988, 20601), (6867, 17964), (6986, 17658), (8829, 13972), (8982, 13734), (9156, 13473), (10479, 11772)]