309330420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{2621}}^1$

素因数の和:2921

約数の個数: 96

約数和(自身を含む): 993758976

約数和(自身を除く): 684428556

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 281, 420, 562, 843, 1124, 1405, 1686, 1967, 2621, 2810, 3372, 3934, 4215, 5242, 5620, 5901, 7863, 7868, 8430, 9835, 10484, 11802, 13105, 15726, 16860, 18347, 19670, 23604, 26210, 29505, 31452, 36694, 39315, 39340, 52420, 55041, 59010, 73388, 78630, 91735, 110082, 118020, 157260, 183470, 220164, 275205, 366940, 550410, 736501, 1100820, 1473002, 2209503, 2946004, 3682505, 4419006, 5155507, 7365010, 8838012, 10311014, 11047515, 14730020, 15466521, 20622028, 22095030, 25777535, 30933042, 44190060, 51555070, 61866084, 77332605, 103110140, 154665210, 309330420]

約数ペア:

[(1, 309330420), (2, 154665210), (3, 103110140), (4, 77332605), (5, 61866084), (6, 51555070), (7, 44190060), (10, 30933042), (12, 25777535), (14, 22095030), (15, 20622028), (20, 15466521), (21, 14730020), (28, 11047515), (30, 10311014), (35, 8838012), (42, 7365010), (60, 5155507), (70, 4419006), (84, 3682505), (105, 2946004), (140, 2209503), (210, 1473002), (281, 1100820), (420, 736501), (562, 550410), (843, 366940), (1124, 275205), (1405, 220164), (1686, 183470), (1967, 157260), (2621, 118020), (2810, 110082), (3372, 91735), (3934, 78630), (4215, 73388), (5242, 59010), (5620, 55041), (5901, 52420), (7863, 39340), (7868, 39315), (8430, 36694), (9835, 31452), (10484, 29505), (11802, 26210), (13105, 23604), (15726, 19670), (16860, 18347)]