280411236

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{769}}^1\times {\mathrm{1447}}^1$

素因数の和:2233

約数の個数: 72

約数和(自身を含む): 811690880

約数和(自身を除く): 531279644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 769, 1447, 1538, 2307, 2894, 3076, 4341, 4614, 5383, 5788, 6921, 8682, 9228, 10129, 10766, 13023, 13842, 16149, 17364, 20258, 21532, 26046, 27684, 30387, 32298, 40516, 48447, 52092, 60774, 64596, 91161, 96894, 121548, 182322, 193788, 364644, 1112743, 2225486, 3338229, 4450972, 6676458, 7789201, 10014687, 13352916, 15578402, 20029374, 23367603, 31156804, 40058748, 46735206, 70102809, 93470412, 140205618, 280411236]

約数ペア:

[(1, 280411236), (2, 140205618), (3, 93470412), (4, 70102809), (6, 46735206), (7, 40058748), (9, 31156804), (12, 23367603), (14, 20029374), (18, 15578402), (21, 13352916), (28, 10014687), (36, 7789201), (42, 6676458), (63, 4450972), (84, 3338229), (126, 2225486), (252, 1112743), (769, 364644), (1447, 193788), (1538, 182322), (2307, 121548), (2894, 96894), (3076, 91161), (4341, 64596), (4614, 60774), (5383, 52092), (5788, 48447), (6921, 40516), (8682, 32298), (9228, 30387), (10129, 27684), (10766, 26046), (13023, 21532), (13842, 20258), (16149, 17364)]