897748740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{712499}}^1$

素因数の和:712521

約数の個数: 72

約数和(自身を含む): 3112200000

約数和(自身を除く): 2214451260

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, 712499, 1424998, 2137497, 2849996, 3562495, 4274994, 4987493, 6412491, 7124990, 8549988, 9974986, 10687485, 12824982, 14249980, 14962479, 19949972, 21374970, 24937465, 25649964, 29924958, 32062455, 42749940, 44887437, 49874930, 59849916, 64124910, 74812395, 89774874, 99749860, 128249820, 149624790, 179549748, 224437185, 299249580, 448874370, 897748740]

約数ペア:

[(1, 897748740), (2, 448874370), (3, 299249580), (4, 224437185), (5, 179549748), (6, 149624790), (7, 128249820), (9, 99749860), (10, 89774874), (12, 74812395), (14, 64124910), (15, 59849916), (18, 49874930), (20, 44887437), (21, 42749940), (28, 32062455), (30, 29924958), (35, 25649964), (36, 24937465), (42, 21374970), (45, 19949972), (60, 14962479), (63, 14249980), (70, 12824982), (84, 10687485), (90, 9974986), (105, 8549988), (126, 7124990), (140, 6412491), (180, 4987493), (210, 4274994), (252, 3562495), (315, 2849996), (420, 2137497), (630, 1424998), (1260, 712499)]