87739440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1301}}^1$

素因数の和:1598

約数の個数: 80

約数和(自身を含む): 273170016

約数和(自身を除く): 185430576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 281, 562, 843, 1124, 1301, 1405, 1686, 2248, 2602, 2810, 3372, 3903, 4215, 4496, 5204, 5620, 6505, 6744, 7806, 8430, 10408, 11240, 13010, 13488, 15612, 16860, 19515, 20816, 22480, 26020, 31224, 33720, 39030, 52040, 62448, 67440, 78060, 104080, 156120, 312240, 365581, 731162, 1096743, 1462324, 1827905, 2193486, 2924648, 3655810, 4386972, 5483715, 5849296, 7311620, 8773944, 10967430, 14623240, 17547888, 21934860, 29246480, 43869720, 87739440]

約数ペア:

[(1, 87739440), (2, 43869720), (3, 29246480), (4, 21934860), (5, 17547888), (6, 14623240), (8, 10967430), (10, 8773944), (12, 7311620), (15, 5849296), (16, 5483715), (20, 4386972), (24, 3655810), (30, 2924648), (40, 2193486), (48, 1827905), (60, 1462324), (80, 1096743), (120, 731162), (240, 365581), (281, 312240), (562, 156120), (843, 104080), (1124, 78060), (1301, 67440), (1405, 62448), (1686, 52040), (2248, 39030), (2602, 33720), (2810, 31224), (3372, 26020), (3903, 22480), (4215, 20816), (4496, 19515), (5204, 16860), (5620, 15612), (6505, 13488), (6744, 13010), (7806, 11240), (8430, 10408)]