247391872

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1$

素因数の和:418

約数の個数: 128

約数和(自身を含む): 617581440

約数和(自身を除く): 370189568

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 67, 91, 104, 112, 128, 134, 182, 208, 224, 268, 317, 364, 416, 448, 469, 536, 634, 728, 832, 871, 896, 938, 1072, 1268, 1456, 1664, 1742, 1876, 2144, 2219, 2536, 2912, 3484, 3752, 4121, 4288, 4438, 5072, 5824, 6097, 6968, 7504, 8242, 8576, 8876, 10144, 11648, 12194, 13936, 15008, 16484, 17752, 20288, 21239, 24388, 27872, 28847, 30016, 32968, 35504, 40576, 42478, 48776, 55744, 57694, 60032, 65936, 71008, 84956, 97552, 111488, 115388, 131872, 142016, 148673, 169912, 195104, 230776, 263744, 276107, 284032, 297346, 339824, 390208, 461552, 527488, 552214, 594692, 679648, 780416, 923104, 1104428, 1189384, 1359296, 1846208, 1932749, 2208856, 2378768, 2718592, 3692416, 3865498, 4417712, 4757536, 7730996, 8835424, 9515072, 15461992, 17670848, 19030144, 30923984, 35341696, 61847968, 123695936, 247391872]

約数ペア:

[(1, 247391872), (2, 123695936), (4, 61847968), (7, 35341696), (8, 30923984), (13, 19030144), (14, 17670848), (16, 15461992), (26, 9515072), (28, 8835424), (32, 7730996), (52, 4757536), (56, 4417712), (64, 3865498), (67, 3692416), (91, 2718592), (104, 2378768), (112, 2208856), (128, 1932749), (134, 1846208), (182, 1359296), (208, 1189384), (224, 1104428), (268, 923104), (317, 780416), (364, 679648), (416, 594692), (448, 552214), (469, 527488), (536, 461552), (634, 390208), (728, 339824), (832, 297346), (871, 284032), (896, 276107), (938, 263744), (1072, 230776), (1268, 195104), (1456, 169912), (1664, 148673), (1742, 142016), (1876, 131872), (2144, 115388), (2219, 111488), (2536, 97552), (2912, 84956), (3484, 71008), (3752, 65936), (4121, 60032), (4288, 57694), (4438, 55744), (5072, 48776), (5824, 42478), (6097, 40576), (6968, 35504), (7504, 32968), (8242, 30016), (8576, 28847), (8876, 27872), (10144, 24388), (11648, 21239), (12194, 20288), (13936, 17752), (15008, 16484)]