30705780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2521}}^1$

素因数の和:2569

約数の個数: 96

約数和(自身を含む): 101687040

約数和(自身を除く): 70981260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 58, 60, 70, 84, 87, 105, 116, 140, 145, 174, 203, 210, 290, 348, 406, 420, 435, 580, 609, 812, 870, 1015, 1218, 1740, 2030, 2436, 2521, 3045, 4060, 5042, 6090, 7563, 10084, 12180, 12605, 15126, 17647, 25210, 30252, 35294, 37815, 50420, 52941, 70588, 73109, 75630, 88235, 105882, 146218, 151260, 176470, 211764, 219327, 264705, 292436, 352940, 365545, 438654, 511763, 529410, 731090, 877308, 1023526, 1058820, 1096635, 1462180, 1535289, 2047052, 2193270, 2558815, 3070578, 4386540, 5117630, 6141156, 7676445, 10235260, 15352890, 30705780]

約数ペア:

[(1, 30705780), (2, 15352890), (3, 10235260), (4, 7676445), (5, 6141156), (6, 5117630), (7, 4386540), (10, 3070578), (12, 2558815), (14, 2193270), (15, 2047052), (20, 1535289), (21, 1462180), (28, 1096635), (29, 1058820), (30, 1023526), (35, 877308), (42, 731090), (58, 529410), (60, 511763), (70, 438654), (84, 365545), (87, 352940), (105, 292436), (116, 264705), (140, 219327), (145, 211764), (174, 176470), (203, 151260), (210, 146218), (290, 105882), (348, 88235), (406, 75630), (420, 73109), (435, 70588), (580, 52941), (609, 50420), (812, 37815), (870, 35294), (1015, 30252), (1218, 25210), (1740, 17647), (2030, 15126), (2436, 12605), (2521, 12180), (3045, 10084), (4060, 7563), (5042, 6090)]