87220740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{18401}}^1$

素因数の和:18492

約数の個数: 48

約数和(自身を含む): 247322880

約数和(自身を除く): 160102140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 18401, 36802, 55203, 73604, 92005, 110406, 184010, 220812, 276015, 368020, 552030, 1104060, 1453679, 2907358, 4361037, 5814716, 7268395, 8722074, 14536790, 17444148, 21805185, 29073580, 43610370, 87220740]

約数ペア:

[(1, 87220740), (2, 43610370), (3, 29073580), (4, 21805185), (5, 17444148), (6, 14536790), (10, 8722074), (12, 7268395), (15, 5814716), (20, 4361037), (30, 2907358), (60, 1453679), (79, 1104060), (158, 552030), (237, 368020), (316, 276015), (395, 220812), (474, 184010), (790, 110406), (948, 92005), (1185, 73604), (1580, 55203), (2370, 36802), (4740, 18401)]