7880724

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:269

約数の個数: 72

約数和(自身を含む): 21490560

約数和(自身を除く): 13609836

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 79, 102, 153, 158, 163, 204, 237, 306, 316, 326, 474, 489, 612, 652, 711, 948, 978, 1343, 1422, 1467, 1956, 2686, 2771, 2844, 2934, 4029, 5372, 5542, 5868, 8058, 8313, 11084, 12087, 12877, 16116, 16626, 24174, 24939, 25754, 33252, 38631, 48348, 49878, 51508, 77262, 99756, 115893, 154524, 218909, 231786, 437818, 463572, 656727, 875636, 1313454, 1970181, 2626908, 3940362, 7880724]

約数ペア:

[(1, 7880724), (2, 3940362), (3, 2626908), (4, 1970181), (6, 1313454), (9, 875636), (12, 656727), (17, 463572), (18, 437818), (34, 231786), (36, 218909), (51, 154524), (68, 115893), (79, 99756), (102, 77262), (153, 51508), (158, 49878), (163, 48348), (204, 38631), (237, 33252), (306, 25754), (316, 24939), (326, 24174), (474, 16626), (489, 16116), (612, 12877), (652, 12087), (711, 11084), (948, 8313), (978, 8058), (1343, 5868), (1422, 5542), (1467, 5372), (1956, 4029), (2686, 2934), (2771, 2844)]