312495872

素因数分解:

$2^8\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:306

約数の個数: 108

約数和(自身を含む): 700225344

約数和(自身を除く): 387729472

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 169, 208, 233, 248, 256, 338, 403, 416, 466, 496, 676, 806, 832, 932, 992, 1352, 1612, 1664, 1864, 1984, 2704, 3029, 3224, 3328, 3728, 3968, 5239, 5408, 6058, 6448, 7223, 7456, 7936, 10478, 10816, 12116, 12896, 14446, 14912, 20956, 21632, 24232, 25792, 28892, 29824, 39377, 41912, 43264, 48464, 51584, 57784, 59648, 78754, 83824, 93899, 96928, 103168, 115568, 157508, 167648, 187798, 193856, 231136, 315016, 335296, 375596, 387712, 462272, 630032, 670592, 751192, 775424, 924544, 1220687, 1260064, 1341184, 1502384, 1849088, 2441374, 2520128, 3004768, 4882748, 5040256, 6009536, 9765496, 10080512, 12019072, 19530992, 24038144, 39061984, 78123968, 156247936, 312495872]

約数ペア:

[(1, 312495872), (2, 156247936), (4, 78123968), (8, 39061984), (13, 24038144), (16, 19530992), (26, 12019072), (31, 10080512), (32, 9765496), (52, 6009536), (62, 5040256), (64, 4882748), (104, 3004768), (124, 2520128), (128, 2441374), (169, 1849088), (208, 1502384), (233, 1341184), (248, 1260064), (256, 1220687), (338, 924544), (403, 775424), (416, 751192), (466, 670592), (496, 630032), (676, 462272), (806, 387712), (832, 375596), (932, 335296), (992, 315016), (1352, 231136), (1612, 193856), (1664, 187798), (1864, 167648), (1984, 157508), (2704, 115568), (3029, 103168), (3224, 96928), (3328, 93899), (3728, 83824), (3968, 78754), (5239, 59648), (5408, 57784), (6058, 51584), (6448, 48464), (7223, 43264), (7456, 41912), (7936, 39377), (10478, 29824), (10816, 28892), (12116, 25792), (12896, 24232), (14446, 21632), (14912, 20956)]