81233820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8849}}^1$

素因数の和:8884

約数の個数: 96

約数和(自身を含む): 267624000

約数和(自身を除く): 186390180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 255, 270, 306, 340, 459, 510, 540, 612, 765, 918, 1020, 1530, 1836, 2295, 3060, 4590, 8849, 9180, 17698, 26547, 35396, 44245, 53094, 79641, 88490, 106188, 132735, 150433, 159282, 176980, 238923, 265470, 300866, 318564, 398205, 451299, 477846, 530940, 601732, 752165, 796410, 902598, 955692, 1194615, 1353897, 1504330, 1592820, 1805196, 2256495, 2389230, 2707794, 3008660, 4061691, 4512990, 4778460, 5415588, 6769485, 8123382, 9025980, 13538970, 16246764, 20308455, 27077940, 40616910, 81233820]

約数ペア:

[(1, 81233820), (2, 40616910), (3, 27077940), (4, 20308455), (5, 16246764), (6, 13538970), (9, 9025980), (10, 8123382), (12, 6769485), (15, 5415588), (17, 4778460), (18, 4512990), (20, 4061691), (27, 3008660), (30, 2707794), (34, 2389230), (36, 2256495), (45, 1805196), (51, 1592820), (54, 1504330), (60, 1353897), (68, 1194615), (85, 955692), (90, 902598), (102, 796410), (108, 752165), (135, 601732), (153, 530940), (170, 477846), (180, 451299), (204, 398205), (255, 318564), (270, 300866), (306, 265470), (340, 238923), (459, 176980), (510, 159282), (540, 150433), (612, 132735), (765, 106188), (918, 88490), (1020, 79641), (1530, 53094), (1836, 44245), (2295, 35396), (3060, 26547), (4590, 17698), (8849, 9180)]