28729080

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{8867}}^1$

素因数の和:8890

約数の個数: 80

約数和(自身を含む): 96572520

約数和(自身を除く): 67843440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 8867, 17734, 26601, 35468, 44335, 53202, 70936, 79803, 88670, 106404, 133005, 159606, 177340, 212808, 239409, 266010, 319212, 354680, 399015, 478818, 532020, 638424, 718227, 798030, 957636, 1064040, 1197045, 1436454, 1596060, 1915272, 2394090, 2872908, 3192120, 3591135, 4788180, 5745816, 7182270, 9576360, 14364540, 28729080]

約数ペア:

[(1, 28729080), (2, 14364540), (3, 9576360), (4, 7182270), (5, 5745816), (6, 4788180), (8, 3591135), (9, 3192120), (10, 2872908), (12, 2394090), (15, 1915272), (18, 1596060), (20, 1436454), (24, 1197045), (27, 1064040), (30, 957636), (36, 798030), (40, 718227), (45, 638424), (54, 532020), (60, 478818), (72, 399015), (81, 354680), (90, 319212), (108, 266010), (120, 239409), (135, 212808), (162, 177340), (180, 159606), (216, 133005), (270, 106404), (324, 88670), (360, 79803), (405, 70936), (540, 53202), (648, 44335), (810, 35468), (1080, 26601), (1620, 17734), (3240, 8867)]