87242940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{161561}}^1$

素因数の和:161579

約数の個数: 48

約数和(自身を含む): 271424160

約数和(自身を除く): 184181220

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, 161561, 323122, 484683, 646244, 807805, 969366, 1454049, 1615610, 1938732, 2423415, 2908098, 3231220, 4362147, 4846830, 5816196, 7270245, 8724294, 9693660, 14540490, 17448588, 21810735, 29080980, 43621470, 87242940]

約数ペア:

[(1, 87242940), (2, 43621470), (3, 29080980), (4, 21810735), (5, 17448588), (6, 14540490), (9, 9693660), (10, 8724294), (12, 7270245), (15, 5816196), (18, 4846830), (20, 4362147), (27, 3231220), (30, 2908098), (36, 2423415), (45, 1938732), (54, 1615610), (60, 1454049), (90, 969366), (108, 807805), (135, 646244), (180, 484683), (270, 323122), (540, 161561)]