281000448

素因数分解:

$2^9\times 3^3\times {\mathrm{20327}}^1$

素因数の和:20354

約数の個数: 80

約数和(自身を含む): 831821760

約数和(自身を除く): 550821312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 432, 512, 576, 768, 864, 1152, 1536, 1728, 2304, 3456, 4608, 6912, 13824, 20327, 40654, 60981, 81308, 121962, 162616, 182943, 243924, 325232, 365886, 487848, 548829, 650464, 731772, 975696, 1097658, 1300928, 1463544, 1951392, 2195316, 2601856, 2927088, 3902784, 4390632, 5203712, 5854176, 7805568, 8781264, 10407424, 11708352, 15611136, 17562528, 23416704, 31222272, 35125056, 46833408, 70250112, 93666816, 140500224, 281000448]

約数ペア:

[(1, 281000448), (2, 140500224), (3, 93666816), (4, 70250112), (6, 46833408), (8, 35125056), (9, 31222272), (12, 23416704), (16, 17562528), (18, 15611136), (24, 11708352), (27, 10407424), (32, 8781264), (36, 7805568), (48, 5854176), (54, 5203712), (64, 4390632), (72, 3902784), (96, 2927088), (108, 2601856), (128, 2195316), (144, 1951392), (192, 1463544), (216, 1300928), (256, 1097658), (288, 975696), (384, 731772), (432, 650464), (512, 548829), (576, 487848), (768, 365886), (864, 325232), (1152, 243924), (1536, 182943), (1728, 162616), (2304, 121962), (3456, 81308), (4608, 60981), (6912, 40654), (13824, 20327)]