257771808

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{14207}}^1$

素因数の和:14236

約数の個数: 120

約数和(自身を含む): 866460672

約数和(自身を除く): 608688864

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 216, 224, 252, 288, 324, 336, 378, 432, 504, 567, 648, 672, 756, 864, 1008, 1134, 1296, 1512, 2016, 2268, 2592, 3024, 4536, 6048, 9072, 14207, 18144, 28414, 42621, 56828, 85242, 99449, 113656, 127863, 170484, 198898, 227312, 255726, 298347, 340968, 383589, 397796, 454624, 511452, 596694, 681936, 767178, 795592, 895041, 1022904, 1150767, 1193388, 1363872, 1534356, 1591184, 1790082, 2045808, 2301534, 2386776, 2685123, 3068712, 3182368, 3580164, 4091616, 4603068, 4773552, 5370246, 6137424, 7160328, 8055369, 9206136, 9547104, 10740492, 12274848, 14320656, 16110738, 18412272, 21480984, 28641312, 32221476, 36824544, 42961968, 64442952, 85923936, 128885904, 257771808]

約数ペア:

[(1, 257771808), (2, 128885904), (3, 85923936), (4, 64442952), (6, 42961968), (7, 36824544), (8, 32221476), (9, 28641312), (12, 21480984), (14, 18412272), (16, 16110738), (18, 14320656), (21, 12274848), (24, 10740492), (27, 9547104), (28, 9206136), (32, 8055369), (36, 7160328), (42, 6137424), (48, 5370246), (54, 4773552), (56, 4603068), (63, 4091616), (72, 3580164), (81, 3182368), (84, 3068712), (96, 2685123), (108, 2386776), (112, 2301534), (126, 2045808), (144, 1790082), (162, 1591184), (168, 1534356), (189, 1363872), (216, 1193388), (224, 1150767), (252, 1022904), (288, 895041), (324, 795592), (336, 767178), (378, 681936), (432, 596694), (504, 511452), (567, 454624), (648, 397796), (672, 383589), (756, 340968), (864, 298347), (1008, 255726), (1134, 227312), (1296, 198898), (1512, 170484), (2016, 127863), (2268, 113656), (2592, 99449), (3024, 85242), (4536, 56828), (6048, 42621), (9072, 28414), (14207, 18144)]