280932768

素因数分解:

$2^5\times 3^2\times {\mathrm{487}}^1\times {\mathrm{2003}}^1$

素因数の和:2506

約数の個数: 72

約数和(自身を含む): 800942688

約数和(自身を除く): 520009920

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 487, 974, 1461, 1948, 2003, 2922, 3896, 4006, 4383, 5844, 6009, 7792, 8012, 8766, 11688, 12018, 15584, 16024, 17532, 18027, 23376, 24036, 32048, 35064, 36054, 46752, 48072, 64096, 70128, 72108, 96144, 140256, 144216, 192288, 288432, 576864, 975461, 1950922, 2926383, 3901844, 5852766, 7803688, 8779149, 11705532, 15607376, 17558298, 23411064, 31214752, 35116596, 46822128, 70233192, 93644256, 140466384, 280932768]

約数ペア:

[(1, 280932768), (2, 140466384), (3, 93644256), (4, 70233192), (6, 46822128), (8, 35116596), (9, 31214752), (12, 23411064), (16, 17558298), (18, 15607376), (24, 11705532), (32, 8779149), (36, 7803688), (48, 5852766), (72, 3901844), (96, 2926383), (144, 1950922), (288, 975461), (487, 576864), (974, 288432), (1461, 192288), (1948, 144216), (2003, 140256), (2922, 96144), (3896, 72108), (4006, 70128), (4383, 64096), (5844, 48072), (6009, 46752), (7792, 36054), (8012, 35064), (8766, 32048), (11688, 24036), (12018, 23376), (15584, 18027), (16024, 17532)]