645673896

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{9931}}^1$

素因数の和:9996

約数の個数: 128

約数和(自身を含む): 2097638400

約数和(自身を除く): 1451964504

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 43, 54, 56, 63, 72, 84, 86, 108, 126, 129, 168, 172, 189, 216, 252, 258, 301, 344, 378, 387, 504, 516, 602, 756, 774, 903, 1032, 1161, 1204, 1512, 1548, 1806, 2322, 2408, 2709, 3096, 3612, 4644, 5418, 7224, 8127, 9288, 9931, 10836, 16254, 19862, 21672, 29793, 32508, 39724, 59586, 65016, 69517, 79448, 89379, 119172, 139034, 178758, 208551, 238344, 268137, 278068, 357516, 417102, 427033, 536274, 556136, 625653, 715032, 834204, 854066, 1072548, 1251306, 1281099, 1668408, 1708132, 1876959, 2145096, 2502612, 2562198, 2989231, 3416264, 3753918, 3843297, 5005224, 5124396, 5978462, 7507836, 7686594, 8967693, 10248792, 11529891, 11956924, 15015672, 15373188, 17935386, 23059782, 23913848, 26903079, 30746376, 35870772, 46119564, 53806158, 71741544, 80709237, 92239128, 107612316, 161418474, 215224632, 322836948, 645673896]

約数ペア:

[(1, 645673896), (2, 322836948), (3, 215224632), (4, 161418474), (6, 107612316), (7, 92239128), (8, 80709237), (9, 71741544), (12, 53806158), (14, 46119564), (18, 35870772), (21, 30746376), (24, 26903079), (27, 23913848), (28, 23059782), (36, 17935386), (42, 15373188), (43, 15015672), (54, 11956924), (56, 11529891), (63, 10248792), (72, 8967693), (84, 7686594), (86, 7507836), (108, 5978462), (126, 5124396), (129, 5005224), (168, 3843297), (172, 3753918), (189, 3416264), (216, 2989231), (252, 2562198), (258, 2502612), (301, 2145096), (344, 1876959), (378, 1708132), (387, 1668408), (504, 1281099), (516, 1251306), (602, 1072548), (756, 854066), (774, 834204), (903, 715032), (1032, 625653), (1161, 556136), (1204, 536274), (1512, 427033), (1548, 417102), (1806, 357516), (2322, 278068), (2408, 268137), (2709, 238344), (3096, 208551), (3612, 178758), (4644, 139034), (5418, 119172), (7224, 89379), (8127, 79448), (9288, 69517), (9931, 65016), (10836, 59586), (16254, 39724), (19862, 32508), (21672, 29793)]