1640242128

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{16661}}^1$

素因数の和:16972

約数の個数: 80

約数和(自身を含む): 4859438976

約数和(自身を除く): 3219196848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 293, 336, 586, 879, 1172, 1758, 2051, 2344, 3516, 4102, 4688, 6153, 7032, 8204, 12306, 14064, 16408, 16661, 24612, 32816, 33322, 49224, 49983, 66644, 98448, 99966, 116627, 133288, 199932, 233254, 266576, 349881, 399864, 466508, 699762, 799728, 933016, 1399524, 1866032, 2799048, 4881673, 5598096, 9763346, 14645019, 19526692, 29290038, 34171711, 39053384, 58580076, 68343422, 78106768, 102515133, 117160152, 136686844, 205030266, 234320304, 273373688, 410060532, 546747376, 820121064, 1640242128]

約数ペア:

[(1, 1640242128), (2, 820121064), (3, 546747376), (4, 410060532), (6, 273373688), (7, 234320304), (8, 205030266), (12, 136686844), (14, 117160152), (16, 102515133), (21, 78106768), (24, 68343422), (28, 58580076), (42, 39053384), (48, 34171711), (56, 29290038), (84, 19526692), (112, 14645019), (168, 9763346), (293, 5598096), (336, 4881673), (586, 2799048), (879, 1866032), (1172, 1399524), (1758, 933016), (2051, 799728), (2344, 699762), (3516, 466508), (4102, 399864), (4688, 349881), (6153, 266576), (7032, 233254), (8204, 199932), (12306, 133288), (14064, 116627), (16408, 99966), (16661, 98448), (24612, 66644), (32816, 49983), (33322, 49224)]