201009780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{2591}}^1$

素因数の和:3037

約数の個数: 72

約数和(自身を含む): 611380224

約数和(自身を除く): 410370444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 431, 862, 1293, 1724, 2155, 2586, 2591, 3879, 4310, 5172, 5182, 6465, 7758, 7773, 8620, 10364, 12930, 12955, 15516, 15546, 19395, 23319, 25860, 25910, 31092, 38790, 38865, 46638, 51820, 77580, 77730, 93276, 116595, 155460, 233190, 466380, 1116721, 2233442, 3350163, 4466884, 5583605, 6700326, 10050489, 11167210, 13400652, 16750815, 20100978, 22334420, 33501630, 40201956, 50252445, 67003260, 100504890, 201009780]

約数ペア:

[(1, 201009780), (2, 100504890), (3, 67003260), (4, 50252445), (5, 40201956), (6, 33501630), (9, 22334420), (10, 20100978), (12, 16750815), (15, 13400652), (18, 11167210), (20, 10050489), (30, 6700326), (36, 5583605), (45, 4466884), (60, 3350163), (90, 2233442), (180, 1116721), (431, 466380), (862, 233190), (1293, 155460), (1724, 116595), (2155, 93276), (2586, 77730), (2591, 77580), (3879, 51820), (4310, 46638), (5172, 38865), (5182, 38790), (6465, 31092), (7758, 25910), (7773, 25860), (8620, 23319), (10364, 19395), (12930, 15546), (12955, 15516)]