42101820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1549}}^1$

素因数の和:1715

約数の個数: 72

約数和(自身を含む): 128637600

約数和(自身を除く): 86535780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 151, 180, 302, 453, 604, 755, 906, 1359, 1510, 1549, 1812, 2265, 2718, 3020, 3098, 4530, 4647, 5436, 6196, 6795, 7745, 9060, 9294, 13590, 13941, 15490, 18588, 23235, 27180, 27882, 30980, 46470, 55764, 69705, 92940, 139410, 233899, 278820, 467798, 701697, 935596, 1169495, 1403394, 2105091, 2338990, 2806788, 3508485, 4210182, 4677980, 7016970, 8420364, 10525455, 14033940, 21050910, 42101820]

約数ペア:

[(1, 42101820), (2, 21050910), (3, 14033940), (4, 10525455), (5, 8420364), (6, 7016970), (9, 4677980), (10, 4210182), (12, 3508485), (15, 2806788), (18, 2338990), (20, 2105091), (30, 1403394), (36, 1169495), (45, 935596), (60, 701697), (90, 467798), (151, 278820), (180, 233899), (302, 139410), (453, 92940), (604, 69705), (755, 55764), (906, 46470), (1359, 30980), (1510, 27882), (1549, 27180), (1812, 23235), (2265, 18588), (2718, 15490), (3020, 13941), (3098, 13590), (4530, 9294), (4647, 9060), (5436, 7745), (6196, 6795)]