77948460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{144349}}^1$

素因数の和:144367

約数の個数: 48

約数和(自身を含む): 242508000

約数和(自身を除く): 164559540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 144349, 288698, 433047, 577396, 721745, 866094, 1299141, 1443490, 1732188, 2165235, 2598282, 2886980, 3897423, 4330470, 5196564, 6495705, 7794846, 8660940, 12991410, 15589692, 19487115, 25982820, 38974230, 77948460]

約数ペア:

[(1, 77948460), (2, 38974230), (3, 25982820), (4, 19487115), (5, 15589692), (6, 12991410), (9, 8660940), (10, 7794846), (12, 6495705), (15, 5196564), (18, 4330470), (20, 3897423), (27, 2886980), (30, 2598282), (36, 2165235), (45, 1732188), (54, 1443490), (60, 1299141), (90, 866094), (108, 721745), (135, 577396), (180, 433047), (270, 288698), (540, 144349)]