400009344

素因数分解:

$2^7\times 3^1\times 7^3\times {\mathrm{3037}}^1$

素因数の和:3075

約数の個数: 128

約数和(自身を含む): 1239504000

約数和(自身を除く): 839494656

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, 343, 384, 392, 448, 588, 672, 686, 784, 896, 1029, 1176, 1344, 1372, 1568, 2058, 2352, 2688, 2744, 3037, 3136, 4116, 4704, 5488, 6074, 6272, 8232, 9111, 9408, 10976, 12148, 16464, 18222, 18816, 21259, 21952, 24296, 32928, 36444, 42518, 43904, 48592, 63777, 65856, 72888, 85036, 97184, 127554, 131712, 145776, 148813, 170072, 194368, 255108, 291552, 297626, 340144, 388736, 446439, 510216, 583104, 595252, 680288, 892878, 1020432, 1041691, 1166208, 1190504, 1360576, 1785756, 2040864, 2083382, 2381008, 2721152, 3125073, 3571512, 4081728, 4166764, 4762016, 6250146, 7143024, 8163456, 8333528, 9524032, 12500292, 14286048, 16667056, 19048064, 25000584, 28572096, 33334112, 50001168, 57144192, 66668224, 100002336, 133336448, 200004672, 400009344]

約数ペア:

[(1, 400009344), (2, 200004672), (3, 133336448), (4, 100002336), (6, 66668224), (7, 57144192), (8, 50001168), (12, 33334112), (14, 28572096), (16, 25000584), (21, 19048064), (24, 16667056), (28, 14286048), (32, 12500292), (42, 9524032), (48, 8333528), (49, 8163456), (56, 7143024), (64, 6250146), (84, 4762016), (96, 4166764), (98, 4081728), (112, 3571512), (128, 3125073), (147, 2721152), (168, 2381008), (192, 2083382), (196, 2040864), (224, 1785756), (294, 1360576), (336, 1190504), (343, 1166208), (384, 1041691), (392, 1020432), (448, 892878), (588, 680288), (672, 595252), (686, 583104), (784, 510216), (896, 446439), (1029, 388736), (1176, 340144), (1344, 297626), (1372, 291552), (1568, 255108), (2058, 194368), (2352, 170072), (2688, 148813), (2744, 145776), (3037, 131712), (3136, 127554), (4116, 97184), (4704, 85036), (5488, 72888), (6074, 65856), (6272, 63777), (8232, 48592), (9111, 43904), (9408, 42518), (10976, 36444), (12148, 32928), (16464, 24296), (18222, 21952), (18816, 21259)]