68426748

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:225

約数の個数: 144

約数和(自身を含む): 201680640

約数和(自身を除く): 133253892

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 27, 36, 39, 46, 52, 54, 69, 78, 92, 108, 117, 138, 156, 163, 169, 207, 234, 276, 299, 326, 338, 351, 414, 468, 489, 507, 598, 621, 652, 676, 702, 828, 897, 978, 1014, 1196, 1242, 1404, 1467, 1521, 1794, 1956, 2028, 2119, 2484, 2691, 2934, 3042, 3588, 3749, 3887, 4238, 4401, 4563, 5382, 5868, 6084, 6357, 7498, 7774, 8073, 8476, 8802, 9126, 10764, 11247, 11661, 12714, 14996, 15548, 16146, 17604, 18252, 19071, 22494, 23322, 25428, 27547, 32292, 33741, 34983, 38142, 44988, 46644, 48737, 55094, 57213, 67482, 69966, 76284, 82641, 97474, 101223, 104949, 110188, 114426, 134964, 139932, 146211, 165282, 194948, 202446, 209898, 228852, 247923, 292422, 330564, 404892, 419796, 438633, 495846, 584844, 633581, 743769, 877266, 991692, 1267162, 1315899, 1487538, 1754532, 1900743, 2534324, 2631798, 2975076, 3801486, 5263596, 5702229, 7602972, 11404458, 17106687, 22808916, 34213374, 68426748]

約数ペア:

[(1, 68426748), (2, 34213374), (3, 22808916), (4, 17106687), (6, 11404458), (9, 7602972), (12, 5702229), (13, 5263596), (18, 3801486), (23, 2975076), (26, 2631798), (27, 2534324), (36, 1900743), (39, 1754532), (46, 1487538), (52, 1315899), (54, 1267162), (69, 991692), (78, 877266), (92, 743769), (108, 633581), (117, 584844), (138, 495846), (156, 438633), (163, 419796), (169, 404892), (207, 330564), (234, 292422), (276, 247923), (299, 228852), (326, 209898), (338, 202446), (351, 194948), (414, 165282), (468, 146211), (489, 139932), (507, 134964), (598, 114426), (621, 110188), (652, 104949), (676, 101223), (702, 97474), (828, 82641), (897, 76284), (978, 69966), (1014, 67482), (1196, 57213), (1242, 55094), (1404, 48737), (1467, 46644), (1521, 44988), (1794, 38142), (1956, 34983), (2028, 33741), (2119, 32292), (2484, 27547), (2691, 25428), (2934, 23322), (3042, 22494), (3588, 19071), (3749, 18252), (3887, 17604), (4238, 16146), (4401, 15548), (4563, 14996), (5382, 12714), (5868, 11661), (6084, 11247), (6357, 10764), (7498, 9126), (7774, 8802), (8073, 8476)]