27705420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8101}}^1$

素因数の和:8135

約数の個数: 72

約数和(自身を含む): 88473840

約数和(自身を除く): 60768420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 8101, 16202, 24303, 32404, 40505, 48606, 72909, 81010, 97212, 121515, 145818, 153919, 162020, 243030, 291636, 307838, 364545, 461757, 486060, 615676, 729090, 769595, 923514, 1385271, 1458180, 1539190, 1847028, 2308785, 2770542, 3078380, 4617570, 5541084, 6926355, 9235140, 13852710, 27705420]

約数ペア:

[(1, 27705420), (2, 13852710), (3, 9235140), (4, 6926355), (5, 5541084), (6, 4617570), (9, 3078380), (10, 2770542), (12, 2308785), (15, 1847028), (18, 1539190), (19, 1458180), (20, 1385271), (30, 923514), (36, 769595), (38, 729090), (45, 615676), (57, 486060), (60, 461757), (76, 364545), (90, 307838), (95, 291636), (114, 243030), (171, 162020), (180, 153919), (190, 145818), (228, 121515), (285, 97212), (342, 81010), (380, 72909), (570, 48606), (684, 40505), (855, 32404), (1140, 24303), (1710, 16202), (3420, 8101)]