168737940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{133919}}^1$

素因数の和:133941

約数の個数: 72

約数和(自身を含む): 584962560

約数和(自身を除く): 416224620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 133919, 267838, 401757, 535676, 669595, 803514, 937433, 1205271, 1339190, 1607028, 1874866, 2008785, 2410542, 2678380, 2812299, 3749732, 4017570, 4687165, 4821084, 5624598, 6026355, 8035140, 8436897, 9374330, 11249196, 12052710, 14061495, 16873794, 18748660, 24105420, 28122990, 33747588, 42184485, 56245980, 84368970, 168737940]

約数ペア:

[(1, 168737940), (2, 84368970), (3, 56245980), (4, 42184485), (5, 33747588), (6, 28122990), (7, 24105420), (9, 18748660), (10, 16873794), (12, 14061495), (14, 12052710), (15, 11249196), (18, 9374330), (20, 8436897), (21, 8035140), (28, 6026355), (30, 5624598), (35, 4821084), (36, 4687165), (42, 4017570), (45, 3749732), (60, 2812299), (63, 2678380), (70, 2410542), (84, 2008785), (90, 1874866), (105, 1607028), (126, 1339190), (140, 1205271), (180, 937433), (210, 803514), (252, 669595), (315, 535676), (420, 401757), (630, 267838), (1260, 133919)]