278399344

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1$

素因数の和:434

約数の個数: 80

約数和(自身を含む): 596318976

約数和(自身を除く): 317919632

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 137, 241, 248, 272, 274, 482, 496, 527, 548, 964, 1054, 1096, 1928, 2108, 2192, 2329, 3856, 4097, 4216, 4247, 4658, 7471, 8194, 8432, 8494, 9316, 14942, 16388, 16988, 18632, 29884, 32776, 33017, 33976, 37264, 59768, 65552, 66034, 67952, 72199, 119536, 127007, 132068, 144398, 254014, 264136, 288796, 508028, 528272, 561289, 577592, 1016056, 1023527, 1122578, 1155184, 2032112, 2047054, 2245156, 4094108, 4490312, 8188216, 8980624, 16376432, 17399959, 34799918, 69599836, 139199672, 278399344]

約数ペア:

[(1, 278399344), (2, 139199672), (4, 69599836), (8, 34799918), (16, 17399959), (17, 16376432), (31, 8980624), (34, 8188216), (62, 4490312), (68, 4094108), (124, 2245156), (136, 2047054), (137, 2032112), (241, 1155184), (248, 1122578), (272, 1023527), (274, 1016056), (482, 577592), (496, 561289), (527, 528272), (548, 508028), (964, 288796), (1054, 264136), (1096, 254014), (1928, 144398), (2108, 132068), (2192, 127007), (2329, 119536), (3856, 72199), (4097, 67952), (4216, 66034), (4247, 65552), (4658, 59768), (7471, 37264), (8194, 33976), (8432, 33017), (8494, 32776), (9316, 29884), (14942, 18632), (16388, 16988)]