28578240

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{9923}}^1$

素因数の和:9946

約数の個数: 84

約数和(自身を含む): 98307144

約数和(自身を除く): 69728904

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 9923, 19846, 29769, 39692, 49615, 59538, 79384, 89307, 99230, 119076, 148845, 158768, 178614, 198460, 238152, 297690, 317536, 357228, 396920, 446535, 476304, 595380, 635072, 714456, 793840, 893070, 952608, 1190760, 1428912, 1587680, 1786140, 1905216, 2381520, 2857824, 3175360, 3572280, 4763040, 5715648, 7144560, 9526080, 14289120, 28578240]

約数ペア:

[(1, 28578240), (2, 14289120), (3, 9526080), (4, 7144560), (5, 5715648), (6, 4763040), (8, 3572280), (9, 3175360), (10, 2857824), (12, 2381520), (15, 1905216), (16, 1786140), (18, 1587680), (20, 1428912), (24, 1190760), (30, 952608), (32, 893070), (36, 793840), (40, 714456), (45, 635072), (48, 595380), (60, 476304), (64, 446535), (72, 396920), (80, 357228), (90, 317536), (96, 297690), (120, 238152), (144, 198460), (160, 178614), (180, 158768), (192, 148845), (240, 119076), (288, 99230), (320, 89307), (360, 79384), (480, 59538), (576, 49615), (720, 39692), (960, 29769), (1440, 19846), (2880, 9923)]