257562144

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{509}}^1$

素因数の和:783

約数の個数: 144

約数和(自身を含む): 842063040

約数和(自身を除く): 584500896

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, 251, 252, 288, 336, 502, 504, 509, 672, 753, 1004, 1008, 1018, 1506, 1527, 1757, 2008, 2016, 2036, 2259, 3012, 3054, 3514, 3563, 4016, 4072, 4518, 4581, 5271, 6024, 6108, 7028, 7126, 8032, 8144, 9036, 9162, 10542, 10689, 12048, 12216, 14056, 14252, 15813, 16288, 18072, 18324, 21084, 21378, 24096, 24432, 28112, 28504, 31626, 32067, 36144, 36648, 42168, 42756, 48864, 56224, 57008, 63252, 64134, 72288, 73296, 84336, 85512, 114016, 126504, 127759, 128268, 146592, 168672, 171024, 253008, 255518, 256536, 342048, 383277, 506016, 511036, 513072, 766554, 894313, 1022072, 1026144, 1149831, 1533108, 1788626, 2044144, 2299662, 2682939, 3066216, 3577252, 4088288, 4599324, 5365878, 6132432, 7154504, 8048817, 9198648, 10731756, 12264864, 14309008, 16097634, 18397296, 21463512, 28618016, 32195268, 36794592, 42927024, 64390536, 85854048, 128781072, 257562144]

約数ペア:

[(1, 257562144), (2, 128781072), (3, 85854048), (4, 64390536), (6, 42927024), (7, 36794592), (8, 32195268), (9, 28618016), (12, 21463512), (14, 18397296), (16, 16097634), (18, 14309008), (21, 12264864), (24, 10731756), (28, 9198648), (32, 8048817), (36, 7154504), (42, 6132432), (48, 5365878), (56, 4599324), (63, 4088288), (72, 3577252), (84, 3066216), (96, 2682939), (112, 2299662), (126, 2044144), (144, 1788626), (168, 1533108), (224, 1149831), (251, 1026144), (252, 1022072), (288, 894313), (336, 766554), (502, 513072), (504, 511036), (509, 506016), (672, 383277), (753, 342048), (1004, 256536), (1008, 255518), (1018, 253008), (1506, 171024), (1527, 168672), (1757, 146592), (2008, 128268), (2016, 127759), (2036, 126504), (2259, 114016), (3012, 85512), (3054, 84336), (3514, 73296), (3563, 72288), (4016, 64134), (4072, 63252), (4518, 57008), (4581, 56224), (5271, 48864), (6024, 42756), (6108, 42168), (7028, 36648), (7126, 36144), (8032, 32067), (8144, 31626), (9036, 28504), (9162, 28112), (10542, 24432), (10689, 24096), (12048, 21378), (12216, 21084), (14056, 18324), (14252, 18072), (15813, 16288)]