1974972816

素因数分解:

$2^4\times 3^2\times {\mathrm{661}}^1\times {\mathrm{20749}}^1$

素因数の和:21424

約数の個数: 60

約数和(自身を含む): 5535809500

約数和(自身を除く): 3560836684

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 661, 1322, 1983, 2644, 3966, 5288, 5949, 7932, 10576, 11898, 15864, 20749, 23796, 31728, 41498, 47592, 62247, 82996, 95184, 124494, 165992, 186741, 248988, 331984, 373482, 497976, 746964, 995952, 1493928, 2987856, 13715089, 27430178, 41145267, 54860356, 82290534, 109720712, 123435801, 164581068, 219441424, 246871602, 329162136, 493743204, 658324272, 987486408, 1974972816]

約数ペア:

[(1, 1974972816), (2, 987486408), (3, 658324272), (4, 493743204), (6, 329162136), (8, 246871602), (9, 219441424), (12, 164581068), (16, 123435801), (18, 109720712), (24, 82290534), (36, 54860356), (48, 41145267), (72, 27430178), (144, 13715089), (661, 2987856), (1322, 1493928), (1983, 995952), (2644, 746964), (3966, 497976), (5288, 373482), (5949, 331984), (7932, 248988), (10576, 186741), (11898, 165992), (15864, 124494), (20749, 95184), (23796, 82996), (31728, 62247), (41498, 47592)]