81540690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{3209}}^1$

素因数の和:3248

約数の個数: 96

約数和(自身を含む): 245911680

約数和(自身を除く): 164370990

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 121, 154, 165, 210, 231, 242, 330, 363, 385, 462, 605, 726, 770, 847, 1155, 1210, 1694, 1815, 2310, 2541, 3209, 3630, 4235, 5082, 6418, 8470, 9627, 12705, 16045, 19254, 22463, 25410, 32090, 35299, 44926, 48135, 67389, 70598, 96270, 105897, 112315, 134778, 176495, 211794, 224630, 247093, 336945, 352990, 388289, 494186, 529485, 673890, 741279, 776578, 1058970, 1164867, 1235465, 1482558, 1941445, 2329734, 2470930, 2718023, 3706395, 3882890, 5436046, 5824335, 7412790, 8154069, 11648670, 13590115, 16308138, 27180230, 40770345, 81540690]

約数ペア:

[(1, 81540690), (2, 40770345), (3, 27180230), (5, 16308138), (6, 13590115), (7, 11648670), (10, 8154069), (11, 7412790), (14, 5824335), (15, 5436046), (21, 3882890), (22, 3706395), (30, 2718023), (33, 2470930), (35, 2329734), (42, 1941445), (55, 1482558), (66, 1235465), (70, 1164867), (77, 1058970), (105, 776578), (110, 741279), (121, 673890), (154, 529485), (165, 494186), (210, 388289), (231, 352990), (242, 336945), (330, 247093), (363, 224630), (385, 211794), (462, 176495), (605, 134778), (726, 112315), (770, 105897), (847, 96270), (1155, 70598), (1210, 67389), (1694, 48135), (1815, 44926), (2310, 35299), (2541, 32090), (3209, 25410), (3630, 22463), (4235, 19254), (5082, 16045), (6418, 12705), (8470, 9627)]