639342552

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1\times {\mathrm{677}}^1$

素因数の和:833

約数の個数: 96

約数和(自身を含む): 1704898800

約数和(自身を除く): 1065556248

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 109, 114, 152, 218, 228, 327, 361, 436, 456, 654, 677, 722, 872, 1083, 1308, 1354, 1444, 2031, 2071, 2166, 2616, 2708, 2888, 4062, 4142, 4332, 5416, 6213, 8124, 8284, 8664, 12426, 12863, 16248, 16568, 24852, 25726, 38589, 39349, 49704, 51452, 73793, 77178, 78698, 102904, 118047, 147586, 154356, 157396, 221379, 236094, 244397, 295172, 308712, 314792, 442758, 472188, 488794, 590344, 733191, 885516, 944376, 977588, 1402067, 1466382, 1771032, 1955176, 2804134, 2932764, 4206201, 5608268, 5865528, 8412402, 11216536, 16824804, 26639273, 33649608, 53278546, 79917819, 106557092, 159835638, 213114184, 319671276, 639342552]

約数ペア:

[(1, 639342552), (2, 319671276), (3, 213114184), (4, 159835638), (6, 106557092), (8, 79917819), (12, 53278546), (19, 33649608), (24, 26639273), (38, 16824804), (57, 11216536), (76, 8412402), (109, 5865528), (114, 5608268), (152, 4206201), (218, 2932764), (228, 2804134), (327, 1955176), (361, 1771032), (436, 1466382), (456, 1402067), (654, 977588), (677, 944376), (722, 885516), (872, 733191), (1083, 590344), (1308, 488794), (1354, 472188), (1444, 442758), (2031, 314792), (2071, 308712), (2166, 295172), (2616, 244397), (2708, 236094), (2888, 221379), (4062, 157396), (4142, 154356), (4332, 147586), (5416, 118047), (6213, 102904), (8124, 78698), (8284, 77178), (8664, 73793), (12426, 51452), (12863, 49704), (16248, 39349), (16568, 38589), (24852, 25726)]