61182280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^3\times {\mathrm{223}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 145958400

約数和(自身を除く): 84776120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 223, 361, 380, 446, 722, 760, 892, 1115, 1444, 1784, 1805, 2230, 2888, 3610, 4237, 4460, 6859, 7220, 8474, 8920, 13718, 14440, 16948, 21185, 27436, 33896, 34295, 42370, 54872, 68590, 80503, 84740, 137180, 161006, 169480, 274360, 322012, 402515, 644024, 805030, 1529557, 1610060, 3059114, 3220120, 6118228, 7647785, 12236456, 15295570, 30591140, 61182280]

約数ペア:

[(1, 61182280), (2, 30591140), (4, 15295570), (5, 12236456), (8, 7647785), (10, 6118228), (19, 3220120), (20, 3059114), (38, 1610060), (40, 1529557), (76, 805030), (95, 644024), (152, 402515), (190, 322012), (223, 274360), (361, 169480), (380, 161006), (446, 137180), (722, 84740), (760, 80503), (892, 68590), (1115, 54872), (1444, 42370), (1784, 34295), (1805, 33896), (2230, 27436), (2888, 21185), (3610, 16948), (4237, 14440), (4460, 13718), (6859, 8920), (7220, 8474)]