888971580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{705533}}^1$

素因数の和:705555

約数の個数: 72

約数和(自身を含む): 3081772512

約数和(自身を除く): 2192800932

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, 705533, 1411066, 2116599, 2822132, 3527665, 4233198, 4938731, 6349797, 7055330, 8466396, 9877462, 10582995, 12699594, 14110660, 14816193, 19754924, 21165990, 24693655, 25399188, 29632386, 31748985, 42331980, 44448579, 49387310, 59264772, 63497970, 74080965, 88897158, 98774620, 126995940, 148161930, 177794316, 222242895, 296323860, 444485790, 888971580]

約数ペア:

[(1, 888971580), (2, 444485790), (3, 296323860), (4, 222242895), (5, 177794316), (6, 148161930), (7, 126995940), (9, 98774620), (10, 88897158), (12, 74080965), (14, 63497970), (15, 59264772), (18, 49387310), (20, 44448579), (21, 42331980), (28, 31748985), (30, 29632386), (35, 25399188), (36, 24693655), (42, 21165990), (45, 19754924), (60, 14816193), (63, 14110660), (70, 12699594), (84, 10582995), (90, 9877462), (105, 8466396), (126, 7055330), (140, 6349797), (180, 4938731), (210, 4233198), (252, 3527665), (315, 2822132), (420, 2116599), (630, 1411066), (1260, 705533)]