86688180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1201}}^1$

素因数の和:1617

約数の個数: 72

約数和(自身を含む): 263829384

約数和(自身を除く): 177141204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 401, 802, 1201, 1203, 1604, 2005, 2402, 2406, 3603, 3609, 4010, 4804, 4812, 6005, 6015, 7206, 7218, 8020, 10809, 12010, 12030, 14412, 14436, 18015, 18045, 21618, 24020, 24060, 36030, 36090, 43236, 54045, 72060, 72180, 108090, 216180, 481601, 963202, 1444803, 1926404, 2408005, 2889606, 4334409, 4816010, 5779212, 7224015, 8668818, 9632020, 14448030, 17337636, 21672045, 28896060, 43344090, 86688180]

約数ペア:

[(1, 86688180), (2, 43344090), (3, 28896060), (4, 21672045), (5, 17337636), (6, 14448030), (9, 9632020), (10, 8668818), (12, 7224015), (15, 5779212), (18, 4816010), (20, 4334409), (30, 2889606), (36, 2408005), (45, 1926404), (60, 1444803), (90, 963202), (180, 481601), (401, 216180), (802, 108090), (1201, 72180), (1203, 72060), (1604, 54045), (2005, 43236), (2402, 36090), (2406, 36030), (3603, 24060), (3609, 24020), (4010, 21618), (4804, 18045), (4812, 18015), (6005, 14436), (6015, 14412), (7206, 12030), (7218, 12010), (8020, 10809)]