257367616

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:384

約数の個数: 112

約数和(自身を含む): 596920320

約数和(自身を除く): 339552704

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 64, 71, 76, 88, 142, 152, 176, 209, 271, 284, 304, 352, 418, 542, 568, 608, 704, 781, 836, 1084, 1136, 1216, 1349, 1562, 1672, 2168, 2272, 2698, 2981, 3124, 3344, 4336, 4544, 5149, 5396, 5962, 6248, 6688, 8672, 10298, 10792, 11924, 12496, 13376, 14839, 17344, 19241, 20596, 21584, 23848, 24992, 29678, 38482, 41192, 43168, 47696, 49984, 56639, 59356, 76964, 82384, 86336, 95392, 113278, 118712, 153928, 164768, 190784, 211651, 226556, 237424, 307856, 329536, 365579, 423302, 453112, 474848, 615712, 731158, 846604, 906224, 949696, 1231424, 1462316, 1693208, 1812448, 2924632, 3386416, 3624896, 4021369, 5849264, 6772832, 8042738, 11698528, 13545664, 16085476, 23397056, 32170952, 64341904, 128683808, 257367616]

約数ペア:

[(1, 257367616), (2, 128683808), (4, 64341904), (8, 32170952), (11, 23397056), (16, 16085476), (19, 13545664), (22, 11698528), (32, 8042738), (38, 6772832), (44, 5849264), (64, 4021369), (71, 3624896), (76, 3386416), (88, 2924632), (142, 1812448), (152, 1693208), (176, 1462316), (209, 1231424), (271, 949696), (284, 906224), (304, 846604), (352, 731158), (418, 615712), (542, 474848), (568, 453112), (608, 423302), (704, 365579), (781, 329536), (836, 307856), (1084, 237424), (1136, 226556), (1216, 211651), (1349, 190784), (1562, 164768), (1672, 153928), (2168, 118712), (2272, 113278), (2698, 95392), (2981, 86336), (3124, 82384), (3344, 76964), (4336, 59356), (4544, 56639), (5149, 49984), (5396, 47696), (5962, 43168), (6248, 41192), (6688, 38482), (8672, 29678), (10298, 24992), (10792, 23848), (11924, 21584), (12496, 20596), (13376, 19241), (14839, 17344)]