90355140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2251}}^1$

素因数の和:2489

約数の個数: 72

約数和(自身を含む): 275428608

約数和(自身を除く): 185073468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223, 446, 669, 892, 1115, 1338, 2007, 2230, 2251, 2676, 3345, 4014, 4460, 4502, 6690, 6753, 8028, 9004, 10035, 11255, 13380, 13506, 20070, 20259, 22510, 27012, 33765, 40140, 40518, 45020, 67530, 81036, 101295, 135060, 202590, 405180, 501973, 1003946, 1505919, 2007892, 2509865, 3011838, 4517757, 5019730, 6023676, 7529595, 9035514, 10039460, 15059190, 18071028, 22588785, 30118380, 45177570, 90355140]

約数ペア:

[(1, 90355140), (2, 45177570), (3, 30118380), (4, 22588785), (5, 18071028), (6, 15059190), (9, 10039460), (10, 9035514), (12, 7529595), (15, 6023676), (18, 5019730), (20, 4517757), (30, 3011838), (36, 2509865), (45, 2007892), (60, 1505919), (90, 1003946), (180, 501973), (223, 405180), (446, 202590), (669, 135060), (892, 101295), (1115, 81036), (1338, 67530), (2007, 45020), (2230, 40518), (2251, 40140), (2676, 33765), (3345, 27012), (4014, 22510), (4460, 20259), (4502, 20070), (6690, 13506), (6753, 13380), (8028, 11255), (9004, 10035)]