856229940

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{176179}}^1$

素因数の和:176203

約数の個数: 72

約数和(自身を含む): 2693439840

約数和(自身を除く): 1837209900

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, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 176179, 352358, 528537, 704716, 880895, 1057074, 1585611, 1761790, 2114148, 2642685, 3171222, 3523580, 4756833, 5285370, 6342444, 7928055, 9513666, 10570740, 14270499, 15856110, 19027332, 23784165, 28540998, 31712220, 42811497, 47568330, 57081996, 71352495, 85622994, 95136660, 142704990, 171245988, 214057485, 285409980, 428114970, 856229940]

約数ペア:

[(1, 856229940), (2, 428114970), (3, 285409980), (4, 214057485), (5, 171245988), (6, 142704990), (9, 95136660), (10, 85622994), (12, 71352495), (15, 57081996), (18, 47568330), (20, 42811497), (27, 31712220), (30, 28540998), (36, 23784165), (45, 19027332), (54, 15856110), (60, 14270499), (81, 10570740), (90, 9513666), (108, 7928055), (135, 6342444), (162, 5285370), (180, 4756833), (243, 3523580), (270, 3171222), (324, 2642685), (405, 2114148), (486, 1761790), (540, 1585611), (810, 1057074), (972, 880895), (1215, 704716), (1620, 528537), (2430, 352358), (4860, 176179)]