161547660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{6551}}^1$

素因数の和:6703

約数の個数: 72

約数和(自身を含む): 493680096

約数和(自身を除く): 332132436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 137, 180, 274, 411, 548, 685, 822, 1233, 1370, 1644, 2055, 2466, 2740, 4110, 4932, 6165, 6551, 8220, 12330, 13102, 19653, 24660, 26204, 32755, 39306, 58959, 65510, 78612, 98265, 117918, 131020, 196530, 235836, 294795, 393060, 589590, 897487, 1179180, 1794974, 2692461, 3589948, 4487435, 5384922, 8077383, 8974870, 10769844, 13462305, 16154766, 17949740, 26924610, 32309532, 40386915, 53849220, 80773830, 161547660]

約数ペア:

[(1, 161547660), (2, 80773830), (3, 53849220), (4, 40386915), (5, 32309532), (6, 26924610), (9, 17949740), (10, 16154766), (12, 13462305), (15, 10769844), (18, 8974870), (20, 8077383), (30, 5384922), (36, 4487435), (45, 3589948), (60, 2692461), (90, 1794974), (137, 1179180), (180, 897487), (274, 589590), (411, 393060), (548, 294795), (685, 235836), (822, 196530), (1233, 131020), (1370, 117918), (1644, 98265), (2055, 78612), (2466, 65510), (2740, 58959), (4110, 39306), (4932, 32755), (6165, 26204), (6551, 24660), (8220, 19653), (12330, 13102)]