2161519440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{32051}}^1$

素因数の和:32348

約数の個数: 80

約数和(自身を含む): 6724766016

約数和(自身を除く): 4563246576

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, 1405, 1686, 2248, 2810, 3372, 4215, 4496, 5620, 6744, 8430, 11240, 13488, 16860, 22480, 32051, 33720, 64102, 67440, 96153, 128204, 160255, 192306, 256408, 320510, 384612, 480765, 512816, 641020, 769224, 961530, 1282040, 1538448, 1923060, 2564080, 3846120, 7692240, 9006331, 18012662, 27018993, 36025324, 45031655, 54037986, 72050648, 90063310, 108075972, 135094965, 144101296, 180126620, 216151944, 270189930, 360253240, 432303888, 540379860, 720506480, 1080759720, 2161519440]

約数ペア:

[(1, 2161519440), (2, 1080759720), (3, 720506480), (4, 540379860), (5, 432303888), (6, 360253240), (8, 270189930), (10, 216151944), (12, 180126620), (15, 144101296), (16, 135094965), (20, 108075972), (24, 90063310), (30, 72050648), (40, 54037986), (48, 45031655), (60, 36025324), (80, 27018993), (120, 18012662), (240, 9006331), (281, 7692240), (562, 3846120), (843, 2564080), (1124, 1923060), (1405, 1538448), (1686, 1282040), (2248, 961530), (2810, 769224), (3372, 641020), (4215, 512816), (4496, 480765), (5620, 384612), (6744, 320510), (8430, 256408), (11240, 192306), (13488, 160255), (16860, 128204), (22480, 96153), (32051, 67440), (33720, 64102)]