81867384

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:517

約数の個数: 96

約数和(自身を含む): 231192000

約数和(自身を除く): 149324616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 79, 111, 148, 158, 222, 237, 296, 316, 333, 389, 444, 474, 632, 666, 711, 778, 888, 948, 1167, 1332, 1422, 1556, 1896, 2334, 2664, 2844, 2923, 3112, 3501, 4668, 5688, 5846, 7002, 8769, 9336, 11692, 14004, 14393, 17538, 23384, 26307, 28008, 28786, 30731, 35076, 43179, 52614, 57572, 61462, 70152, 86358, 92193, 105228, 115144, 122924, 129537, 172716, 184386, 210456, 245848, 259074, 276579, 345432, 368772, 518148, 553158, 737544, 1036296, 1106316, 1137047, 2212632, 2274094, 3411141, 4548188, 6822282, 9096376, 10233423, 13644564, 20466846, 27289128, 40933692, 81867384]

約数ペア:

[(1, 81867384), (2, 40933692), (3, 27289128), (4, 20466846), (6, 13644564), (8, 10233423), (9, 9096376), (12, 6822282), (18, 4548188), (24, 3411141), (36, 2274094), (37, 2212632), (72, 1137047), (74, 1106316), (79, 1036296), (111, 737544), (148, 553158), (158, 518148), (222, 368772), (237, 345432), (296, 276579), (316, 259074), (333, 245848), (389, 210456), (444, 184386), (474, 172716), (632, 129537), (666, 122924), (711, 115144), (778, 105228), (888, 92193), (948, 86358), (1167, 70152), (1332, 61462), (1422, 57572), (1556, 52614), (1896, 43179), (2334, 35076), (2664, 30731), (2844, 28786), (2923, 28008), (3112, 26307), (3501, 23384), (4668, 17538), (5688, 14393), (5846, 14004), (7002, 11692), (8769, 9336)]