81288090

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23159}}^1$

素因数の和:23188

約数の個数: 64

約数和(自身を含む): 233452800

約数和(自身を除く): 152164710

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 23159, 46318, 69477, 115795, 138954, 208431, 231590, 301067, 347385, 416862, 602134, 625293, 694770, 903201, 1042155, 1250586, 1505335, 1806402, 2084310, 2709603, 3010670, 3126465, 4516005, 5419206, 6252930, 8128809, 9032010, 13548015, 16257618, 27096030, 40644045, 81288090]

約数ペア:

[(1, 81288090), (2, 40644045), (3, 27096030), (5, 16257618), (6, 13548015), (9, 9032010), (10, 8128809), (13, 6252930), (15, 5419206), (18, 4516005), (26, 3126465), (27, 3010670), (30, 2709603), (39, 2084310), (45, 1806402), (54, 1505335), (65, 1250586), (78, 1042155), (90, 903201), (117, 694770), (130, 625293), (135, 602134), (195, 416862), (234, 347385), (270, 301067), (351, 231590), (390, 208431), (585, 138954), (702, 115795), (1170, 69477), (1755, 46318), (3510, 23159)]