906989580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{719833}}^1$

素因数の和:719855

約数の個数: 72

約数和(自身を含む): 3144234912

約数和(自身を除く): 2237245332

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, 719833, 1439666, 2159499, 2879332, 3599165, 4318998, 5038831, 6478497, 7198330, 8637996, 10077662, 10797495, 12956994, 14396660, 15116493, 20155324, 21594990, 25194155, 25913988, 30232986, 32392485, 43189980, 45349479, 50388310, 60465972, 64784970, 75582465, 90698958, 100776620, 129569940, 151164930, 181397916, 226747395, 302329860, 453494790, 906989580]

約数ペア:

[(1, 906989580), (2, 453494790), (3, 302329860), (4, 226747395), (5, 181397916), (6, 151164930), (7, 129569940), (9, 100776620), (10, 90698958), (12, 75582465), (14, 64784970), (15, 60465972), (18, 50388310), (20, 45349479), (21, 43189980), (28, 32392485), (30, 30232986), (35, 25913988), (36, 25194155), (42, 21594990), (45, 20155324), (60, 15116493), (63, 14396660), (70, 12956994), (84, 10797495), (90, 10077662), (105, 8637996), (126, 7198330), (140, 6478497), (180, 5038831), (210, 4318998), (252, 3599165), (315, 2879332), (420, 2159499), (630, 1439666), (1260, 719833)]