156720984580

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1307}}^1\times {\mathrm{139429}}^1$

素因数の和:140788

約数の個数: 48

約数和(自身を含む): 337027965120

約数和(自身を除く): 180306980540

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1307, 2614, 5228, 6535, 13070, 26140, 56201, 112402, 139429, 224804, 278858, 281005, 557716, 562010, 697145, 1124020, 1394290, 2788580, 5995447, 11990894, 23981788, 29977235, 59954470, 119908940, 182233703, 364467406, 728934812, 911168515, 1822337030, 3644674060, 7836049229, 15672098458, 31344196916, 39180246145, 78360492290, 156720984580]

約数ペア:

[(1, 156720984580), (2, 78360492290), (4, 39180246145), (5, 31344196916), (10, 15672098458), (20, 7836049229), (43, 3644674060), (86, 1822337030), (172, 911168515), (215, 728934812), (430, 364467406), (860, 182233703), (1307, 119908940), (2614, 59954470), (5228, 29977235), (6535, 23981788), (13070, 11990894), (26140, 5995447), (56201, 2788580), (112402, 1394290), (139429, 1124020), (224804, 697145), (278858, 562010), (281005, 557716)]