81662310

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2003}}^1$

素因数の和:2170

約数の個数: 64

約数和(自身を含む): 219317760

約数和(自身を除く): 137655450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 151, 270, 302, 453, 755, 906, 1359, 1510, 2003, 2265, 2718, 4006, 4077, 4530, 6009, 6795, 8154, 10015, 12018, 13590, 18027, 20030, 20385, 30045, 36054, 40770, 54081, 60090, 90135, 108162, 180270, 270405, 302453, 540810, 604906, 907359, 1512265, 1814718, 2722077, 3024530, 4536795, 5444154, 8166231, 9073590, 13610385, 16332462, 27220770, 40831155, 81662310]

約数ペア:

[(1, 81662310), (2, 40831155), (3, 27220770), (5, 16332462), (6, 13610385), (9, 9073590), (10, 8166231), (15, 5444154), (18, 4536795), (27, 3024530), (30, 2722077), (45, 1814718), (54, 1512265), (90, 907359), (135, 604906), (151, 540810), (270, 302453), (302, 270405), (453, 180270), (755, 108162), (906, 90135), (1359, 60090), (1510, 54081), (2003, 40770), (2265, 36054), (2718, 30045), (4006, 20385), (4077, 20030), (4530, 18027), (6009, 13590), (6795, 12018), (8154, 10015)]