7247417940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{5751919}}^1$

素因数の和:5751941

約数の個数: 72

約数和(自身を含む): 25124386560

約数和(自身を除く): 17876968620

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, 5751919, 11503838, 17255757, 23007676, 28759595, 34511514, 40263433, 51767271, 57519190, 69023028, 80526866, 86278785, 103534542, 115038380, 120790299, 161053732, 172557570, 201317165, 207069084, 241580598, 258836355, 345115140, 362370897, 402634330, 483161196, 517672710, 603951495, 724741794, 805268660, 1035345420, 1207902990, 1449483588, 1811854485, 2415805980, 3623708970, 7247417940]

約数ペア:

[(1, 7247417940), (2, 3623708970), (3, 2415805980), (4, 1811854485), (5, 1449483588), (6, 1207902990), (7, 1035345420), (9, 805268660), (10, 724741794), (12, 603951495), (14, 517672710), (15, 483161196), (18, 402634330), (20, 362370897), (21, 345115140), (28, 258836355), (30, 241580598), (35, 207069084), (36, 201317165), (42, 172557570), (45, 161053732), (60, 120790299), (63, 115038380), (70, 103534542), (84, 86278785), (90, 80526866), (105, 69023028), (126, 57519190), (140, 51767271), (180, 40263433), (210, 34511514), (252, 28759595), (315, 23007676), (420, 17255757), (630, 11503838), (1260, 5751919)]