78859980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{48679}}^1$

素因数の和:48700

約数の個数: 60

約数和(自身を含む): 247391760

約数和(自身を除く): 168531780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 48679, 97358, 146037, 194716, 243395, 292074, 438111, 486790, 584148, 730185, 876222, 973580, 1314333, 1460370, 1752444, 2190555, 2628666, 2920740, 3942999, 4381110, 5257332, 6571665, 7885998, 8762220, 13143330, 15771996, 19714995, 26286660, 39429990, 78859980]

約数ペア:

[(1, 78859980), (2, 39429990), (3, 26286660), (4, 19714995), (5, 15771996), (6, 13143330), (9, 8762220), (10, 7885998), (12, 6571665), (15, 5257332), (18, 4381110), (20, 3942999), (27, 2920740), (30, 2628666), (36, 2190555), (45, 1752444), (54, 1460370), (60, 1314333), (81, 973580), (90, 876222), (108, 730185), (135, 584148), (162, 486790), (180, 438111), (270, 292074), (324, 243395), (405, 194716), (540, 146037), (810, 97358), (1620, 48679)]