42865140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1979}}^1$

素因数の和:2029

約数の個数: 72

約数和(自身を含む): 126735840

約数和(自身を除く): 83870700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 361, 380, 570, 722, 1083, 1140, 1444, 1805, 1979, 2166, 3610, 3958, 4332, 5415, 5937, 7220, 7916, 9895, 10830, 11874, 19790, 21660, 23748, 29685, 37601, 39580, 59370, 75202, 112803, 118740, 150404, 188005, 225606, 376010, 451212, 564015, 714419, 752020, 1128030, 1428838, 2143257, 2256060, 2857676, 3572095, 4286514, 7144190, 8573028, 10716285, 14288380, 21432570, 42865140]

約数ペア:

[(1, 42865140), (2, 21432570), (3, 14288380), (4, 10716285), (5, 8573028), (6, 7144190), (10, 4286514), (12, 3572095), (15, 2857676), (19, 2256060), (20, 2143257), (30, 1428838), (38, 1128030), (57, 752020), (60, 714419), (76, 564015), (95, 451212), (114, 376010), (190, 225606), (228, 188005), (285, 150404), (361, 118740), (380, 112803), (570, 75202), (722, 59370), (1083, 39580), (1140, 37601), (1444, 29685), (1805, 23748), (1979, 21660), (2166, 19790), (3610, 11874), (3958, 10830), (4332, 9895), (5415, 7916), (5937, 7220)]