257757312

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{367}}^1$

素因数の和:474

約数の個数: 128

約数和(自身を含む): 720691200

約数和(自身を除く): 462933888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 59, 62, 64, 93, 96, 118, 124, 128, 177, 186, 192, 236, 248, 354, 367, 372, 384, 472, 496, 708, 734, 744, 944, 992, 1101, 1416, 1468, 1488, 1829, 1888, 1984, 2202, 2832, 2936, 2976, 3658, 3776, 3968, 4404, 5487, 5664, 5872, 5952, 7316, 7552, 8808, 10974, 11328, 11377, 11744, 11904, 14632, 17616, 21653, 21948, 22656, 22754, 23488, 29264, 34131, 35232, 43306, 43896, 45508, 46976, 58528, 64959, 68262, 70464, 86612, 87792, 91016, 117056, 129918, 136524, 140928, 173224, 175584, 182032, 234112, 259836, 273048, 346448, 351168, 364064, 519672, 546096, 671243, 692896, 702336, 728128, 1039344, 1092192, 1342486, 1385792, 1456256, 2013729, 2078688, 2184384, 2684972, 2771584, 4027458, 4157376, 4368768, 5369944, 8054916, 8314752, 10739888, 16109832, 21479776, 32219664, 42959552, 64439328, 85919104, 128878656, 257757312]

約数ペア:

[(1, 257757312), (2, 128878656), (3, 85919104), (4, 64439328), (6, 42959552), (8, 32219664), (12, 21479776), (16, 16109832), (24, 10739888), (31, 8314752), (32, 8054916), (48, 5369944), (59, 4368768), (62, 4157376), (64, 4027458), (93, 2771584), (96, 2684972), (118, 2184384), (124, 2078688), (128, 2013729), (177, 1456256), (186, 1385792), (192, 1342486), (236, 1092192), (248, 1039344), (354, 728128), (367, 702336), (372, 692896), (384, 671243), (472, 546096), (496, 519672), (708, 364064), (734, 351168), (744, 346448), (944, 273048), (992, 259836), (1101, 234112), (1416, 182032), (1468, 175584), (1488, 173224), (1829, 140928), (1888, 136524), (1984, 129918), (2202, 117056), (2832, 91016), (2936, 87792), (2976, 86612), (3658, 70464), (3776, 68262), (3968, 64959), (4404, 58528), (5487, 46976), (5664, 45508), (5872, 43896), (5952, 43306), (7316, 35232), (7552, 34131), (8808, 29264), (10974, 23488), (11328, 22754), (11377, 22656), (11744, 21948), (11904, 21653), (14632, 17616)]