30121278

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 68428800

約数和(自身を除く): 38307522

約数列:

[1, 2, 3, 6, 11, 22, 33, 53, 66, 79, 106, 109, 158, 159, 218, 237, 318, 327, 474, 583, 654, 869, 1166, 1199, 1738, 1749, 2398, 2607, 3498, 3597, 4187, 5214, 5777, 7194, 8374, 8611, 11554, 12561, 17222, 17331, 25122, 25833, 34662, 46057, 51666, 63547, 92114, 94721, 127094, 138171, 189442, 190641, 276342, 284163, 381282, 456383, 568326, 912766, 1369149, 2738298, 5020213, 10040426, 15060639, 30121278]

約数ペア:

[(1, 30121278), (2, 15060639), (3, 10040426), (6, 5020213), (11, 2738298), (22, 1369149), (33, 912766), (53, 568326), (66, 456383), (79, 381282), (106, 284163), (109, 276342), (158, 190641), (159, 189442), (218, 138171), (237, 127094), (318, 94721), (327, 92114), (474, 63547), (583, 51666), (654, 46057), (869, 34662), (1166, 25833), (1199, 25122), (1738, 17331), (1749, 17222), (2398, 12561), (2607, 11554), (3498, 8611), (3597, 8374), (4187, 7194), (5214, 5777)]