257779872

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{127867}}^1$

素因数の和:127890

約数の個数: 72

約数和(自身を含む): 837791136

約数和(自身を除く): 580011264

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 127867, 255734, 383601, 511468, 767202, 895069, 1022936, 1150803, 1534404, 1790138, 2045872, 2301606, 2685207, 3068808, 3580276, 4091744, 4603212, 5370414, 6137616, 7160552, 8055621, 9206424, 10740828, 12275232, 14321104, 16111242, 18412848, 21481656, 28642208, 32222484, 36825696, 42963312, 64444968, 85926624, 128889936, 257779872]

約数ペア:

[(1, 257779872), (2, 128889936), (3, 85926624), (4, 64444968), (6, 42963312), (7, 36825696), (8, 32222484), (9, 28642208), (12, 21481656), (14, 18412848), (16, 16111242), (18, 14321104), (21, 12275232), (24, 10740828), (28, 9206424), (32, 8055621), (36, 7160552), (42, 6137616), (48, 5370414), (56, 4603212), (63, 4091744), (72, 3580276), (84, 3068808), (96, 2685207), (112, 2301606), (126, 2045872), (144, 1790138), (168, 1534404), (224, 1150803), (252, 1022936), (288, 895069), (336, 767202), (504, 511468), (672, 383601), (1008, 255734), (2016, 127867)]