388785888

素因数分解:

$2^5\times 3^2\times {\mathrm{839}}^1\times {\mathrm{1609}}^1$

素因数の和:2464

約数の個数: 72

約数和(自身を含む): 1107615600

約数和(自身を除く): 718829712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 839, 1609, 1678, 2517, 3218, 3356, 4827, 5034, 6436, 6712, 7551, 9654, 10068, 12872, 13424, 14481, 15102, 19308, 20136, 25744, 26848, 28962, 30204, 38616, 40272, 51488, 57924, 60408, 77232, 80544, 115848, 120816, 154464, 231696, 241632, 463392, 1349951, 2699902, 4049853, 5399804, 8099706, 10799608, 12149559, 16199412, 21599216, 24299118, 32398824, 43198432, 48598236, 64797648, 97196472, 129595296, 194392944, 388785888]

約数ペア:

[(1, 388785888), (2, 194392944), (3, 129595296), (4, 97196472), (6, 64797648), (8, 48598236), (9, 43198432), (12, 32398824), (16, 24299118), (18, 21599216), (24, 16199412), (32, 12149559), (36, 10799608), (48, 8099706), (72, 5399804), (96, 4049853), (144, 2699902), (288, 1349951), (839, 463392), (1609, 241632), (1678, 231696), (2517, 154464), (3218, 120816), (3356, 115848), (4827, 80544), (5034, 77232), (6436, 60408), (6712, 57924), (7551, 51488), (9654, 40272), (10068, 38616), (12872, 30204), (13424, 28962), (14481, 26848), (15102, 25744), (19308, 20136)]