257195904

素因数分解:

$2^7\times 3^1\times 7^2\times {\mathrm{13669}}^1$

素因数の和:13700

約数の個数: 96

約数和(自身を含む): 794773800

約数和(自身を除く): 537577896

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 294, 336, 384, 392, 448, 588, 672, 784, 896, 1176, 1344, 1568, 2352, 2688, 3136, 4704, 6272, 9408, 13669, 18816, 27338, 41007, 54676, 82014, 95683, 109352, 164028, 191366, 218704, 287049, 328056, 382732, 437408, 574098, 656112, 669781, 765464, 874816, 1148196, 1312224, 1339562, 1530928, 1749632, 2009343, 2296392, 2624448, 2679124, 3061856, 4018686, 4592784, 5248896, 5358248, 6123712, 8037372, 9185568, 10716496, 12247424, 16074744, 18371136, 21432992, 32149488, 36742272, 42865984, 64298976, 85731968, 128597952, 257195904]

約数ペア:

[(1, 257195904), (2, 128597952), (3, 85731968), (4, 64298976), (6, 42865984), (7, 36742272), (8, 32149488), (12, 21432992), (14, 18371136), (16, 16074744), (21, 12247424), (24, 10716496), (28, 9185568), (32, 8037372), (42, 6123712), (48, 5358248), (49, 5248896), (56, 4592784), (64, 4018686), (84, 3061856), (96, 2679124), (98, 2624448), (112, 2296392), (128, 2009343), (147, 1749632), (168, 1530928), (192, 1339562), (196, 1312224), (224, 1148196), (294, 874816), (336, 765464), (384, 669781), (392, 656112), (448, 574098), (588, 437408), (672, 382732), (784, 328056), (896, 287049), (1176, 218704), (1344, 191366), (1568, 164028), (2352, 109352), (2688, 95683), (3136, 82014), (4704, 54676), (6272, 41007), (9408, 27338), (13669, 18816)]