644826672

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{91387}}^1$

素因数の和:91415

約数の個数: 90

約数和(自身を含む): 2099273748

約数和(自身を除く): 1454447076

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 882, 1008, 1176, 1764, 2352, 3528, 7056, 91387, 182774, 274161, 365548, 548322, 639709, 731096, 822483, 1096644, 1279418, 1462192, 1644966, 1919127, 2193288, 2558836, 3289932, 3838254, 4386576, 4477963, 5117672, 5757381, 6579864, 7676508, 8955926, 10235344, 11514762, 13159728, 13433889, 15353016, 17911852, 23029524, 26867778, 30706032, 35823704, 40301667, 46059048, 53735556, 71647408, 80603334, 92118096, 107471112, 161206668, 214942224, 322413336, 644826672]

約数ペア:

[(1, 644826672), (2, 322413336), (3, 214942224), (4, 161206668), (6, 107471112), (7, 92118096), (8, 80603334), (9, 71647408), (12, 53735556), (14, 46059048), (16, 40301667), (18, 35823704), (21, 30706032), (24, 26867778), (28, 23029524), (36, 17911852), (42, 15353016), (48, 13433889), (49, 13159728), (56, 11514762), (63, 10235344), (72, 8955926), (84, 7676508), (98, 6579864), (112, 5757381), (126, 5117672), (144, 4477963), (147, 4386576), (168, 3838254), (196, 3289932), (252, 2558836), (294, 2193288), (336, 1919127), (392, 1644966), (441, 1462192), (504, 1279418), (588, 1096644), (784, 822483), (882, 731096), (1008, 639709), (1176, 548322), (1764, 365548), (2352, 274161), (3528, 182774), (7056, 91387)]