1020781620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{5077}}^1$

素因数の和:6209

約数の個数: 72

約数和(自身を含む): 3099753384

約数和(自身を除く): 2078971764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1117, 2234, 3351, 4468, 5077, 5585, 6702, 10053, 10154, 11170, 13404, 15231, 16755, 20106, 20308, 22340, 25385, 30462, 33510, 40212, 45693, 50265, 50770, 60924, 67020, 76155, 91386, 100530, 101540, 152310, 182772, 201060, 228465, 304620, 456930, 913860, 5671009, 11342018, 17013027, 22684036, 28355045, 34026054, 51039081, 56710090, 68052108, 85065135, 102078162, 113420180, 170130270, 204156324, 255195405, 340260540, 510390810, 1020781620]

約数ペア:

[(1, 1020781620), (2, 510390810), (3, 340260540), (4, 255195405), (5, 204156324), (6, 170130270), (9, 113420180), (10, 102078162), (12, 85065135), (15, 68052108), (18, 56710090), (20, 51039081), (30, 34026054), (36, 28355045), (45, 22684036), (60, 17013027), (90, 11342018), (180, 5671009), (1117, 913860), (2234, 456930), (3351, 304620), (4468, 228465), (5077, 201060), (5585, 182772), (6702, 152310), (10053, 101540), (10154, 100530), (11170, 91386), (13404, 76155), (15231, 67020), (16755, 60924), (20106, 50770), (20308, 50265), (22340, 45693), (25385, 40212), (30462, 33510)]