31280328

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:323

約数の個数: 96

約数和(自身を含む): 89294400

約数和(自身を除く): 58014072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 71, 72, 87, 116, 142, 174, 211, 213, 232, 261, 284, 348, 422, 426, 522, 568, 633, 639, 696, 844, 852, 1044, 1266, 1278, 1688, 1704, 1899, 2059, 2088, 2532, 2556, 3798, 4118, 5064, 5112, 6119, 6177, 7596, 8236, 12238, 12354, 14981, 15192, 16472, 18357, 18531, 24476, 24708, 29962, 36714, 37062, 44943, 48952, 49416, 55071, 59924, 73428, 74124, 89886, 110142, 119848, 134829, 146856, 148248, 179772, 220284, 269658, 359544, 434449, 440568, 539316, 868898, 1078632, 1303347, 1737796, 2606694, 3475592, 3910041, 5213388, 7820082, 10426776, 15640164, 31280328]

約数ペア:

[(1, 31280328), (2, 15640164), (3, 10426776), (4, 7820082), (6, 5213388), (8, 3910041), (9, 3475592), (12, 2606694), (18, 1737796), (24, 1303347), (29, 1078632), (36, 868898), (58, 539316), (71, 440568), (72, 434449), (87, 359544), (116, 269658), (142, 220284), (174, 179772), (211, 148248), (213, 146856), (232, 134829), (261, 119848), (284, 110142), (348, 89886), (422, 74124), (426, 73428), (522, 59924), (568, 55071), (633, 49416), (639, 48952), (696, 44943), (844, 37062), (852, 36714), (1044, 29962), (1266, 24708), (1278, 24476), (1688, 18531), (1704, 18357), (1899, 16472), (2059, 15192), (2088, 14981), (2532, 12354), (2556, 12238), (3798, 8236), (4118, 7596), (5064, 6177), (5112, 6119)]