311923548

素因数分解:

$2^2\times 3^5\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1$

素因数の和:518

約数の個数: 144

約数和(自身を含む): 887927040

約数和(自身を除く): 576003492

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 43, 51, 54, 68, 81, 86, 102, 108, 129, 153, 162, 172, 204, 243, 258, 306, 324, 387, 439, 459, 486, 516, 612, 731, 774, 878, 918, 972, 1161, 1317, 1377, 1462, 1548, 1756, 1836, 2193, 2322, 2634, 2754, 2924, 3483, 3951, 4131, 4386, 4644, 5268, 5508, 6579, 6966, 7463, 7902, 8262, 8772, 10449, 11853, 13158, 13932, 14926, 15804, 16524, 18877, 19737, 20898, 22389, 23706, 26316, 29852, 35559, 37754, 39474, 41796, 44778, 47412, 56631, 59211, 67167, 71118, 75508, 78948, 89556, 106677, 113262, 118422, 134334, 142236, 169893, 177633, 201501, 213354, 226524, 236844, 268668, 320909, 339786, 355266, 403002, 426708, 509679, 604503, 641818, 679572, 710532, 806004, 962727, 1019358, 1209006, 1283636, 1529037, 1813509, 1925454, 2038716, 2418012, 2888181, 3058074, 3627018, 3850908, 4587111, 5776362, 6116148, 7254036, 8664543, 9174222, 11552724, 17329086, 18348444, 25993629, 34658172, 51987258, 77980887, 103974516, 155961774, 311923548]

約数ペア:

[(1, 311923548), (2, 155961774), (3, 103974516), (4, 77980887), (6, 51987258), (9, 34658172), (12, 25993629), (17, 18348444), (18, 17329086), (27, 11552724), (34, 9174222), (36, 8664543), (43, 7254036), (51, 6116148), (54, 5776362), (68, 4587111), (81, 3850908), (86, 3627018), (102, 3058074), (108, 2888181), (129, 2418012), (153, 2038716), (162, 1925454), (172, 1813509), (204, 1529037), (243, 1283636), (258, 1209006), (306, 1019358), (324, 962727), (387, 806004), (439, 710532), (459, 679572), (486, 641818), (516, 604503), (612, 509679), (731, 426708), (774, 403002), (878, 355266), (918, 339786), (972, 320909), (1161, 268668), (1317, 236844), (1377, 226524), (1462, 213354), (1548, 201501), (1756, 177633), (1836, 169893), (2193, 142236), (2322, 134334), (2634, 118422), (2754, 113262), (2924, 106677), (3483, 89556), (3951, 78948), (4131, 75508), (4386, 71118), (4644, 67167), (5268, 59211), (5508, 56631), (6579, 47412), (6966, 44778), (7463, 41796), (7902, 39474), (8262, 37754), (8772, 35559), (10449, 29852), (11853, 26316), (13158, 23706), (13932, 22389), (14926, 20898), (15804, 19737), (16524, 18877)]