257117328

素因数分解:

$2^4\times 3^5\times {\mathrm{13}}^1\times {\mathrm{5087}}^1$

素因数の和:5123

約数の個数: 120

約数和(自身を含む): 803781888

約数和(自身を除く): 546664560

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 81, 104, 108, 117, 144, 156, 162, 208, 216, 234, 243, 312, 324, 351, 432, 468, 486, 624, 648, 702, 936, 972, 1053, 1296, 1404, 1872, 1944, 2106, 2808, 3159, 3888, 4212, 5087, 5616, 6318, 8424, 10174, 12636, 15261, 16848, 20348, 25272, 30522, 40696, 45783, 50544, 61044, 66131, 81392, 91566, 122088, 132262, 137349, 183132, 198393, 244176, 264524, 274698, 366264, 396786, 412047, 529048, 549396, 595179, 732528, 793572, 824094, 1058096, 1098792, 1190358, 1236141, 1587144, 1648188, 1785537, 2197584, 2380716, 2472282, 3174288, 3296376, 3571074, 4761432, 4944564, 5356611, 6592752, 7142148, 9522864, 9889128, 10713222, 14284296, 16069833, 19778256, 21426444, 28568592, 32139666, 42852888, 64279332, 85705776, 128558664, 257117328]

約数ペア:

[(1, 257117328), (2, 128558664), (3, 85705776), (4, 64279332), (6, 42852888), (8, 32139666), (9, 28568592), (12, 21426444), (13, 19778256), (16, 16069833), (18, 14284296), (24, 10713222), (26, 9889128), (27, 9522864), (36, 7142148), (39, 6592752), (48, 5356611), (52, 4944564), (54, 4761432), (72, 3571074), (78, 3296376), (81, 3174288), (104, 2472282), (108, 2380716), (117, 2197584), (144, 1785537), (156, 1648188), (162, 1587144), (208, 1236141), (216, 1190358), (234, 1098792), (243, 1058096), (312, 824094), (324, 793572), (351, 732528), (432, 595179), (468, 549396), (486, 529048), (624, 412047), (648, 396786), (702, 366264), (936, 274698), (972, 264524), (1053, 244176), (1296, 198393), (1404, 183132), (1872, 137349), (1944, 132262), (2106, 122088), (2808, 91566), (3159, 81392), (3888, 66131), (4212, 61044), (5087, 50544), (5616, 45783), (6318, 40696), (8424, 30522), (10174, 25272), (12636, 20348), (15261, 16848)]