390404448

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{21517}}^1$

素因数の和:21546

約数の個数: 120

約数和(自身を含む): 1312253712

約数和(自身を除く): 921849264

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 216, 224, 252, 288, 324, 336, 378, 432, 504, 567, 648, 672, 756, 864, 1008, 1134, 1296, 1512, 2016, 2268, 2592, 3024, 4536, 6048, 9072, 18144, 21517, 43034, 64551, 86068, 129102, 150619, 172136, 193653, 258204, 301238, 344272, 387306, 451857, 516408, 580959, 602476, 688544, 774612, 903714, 1032816, 1161918, 1204952, 1355571, 1549224, 1742877, 1807428, 2065632, 2323836, 2409904, 2711142, 3098448, 3485754, 3614856, 4066713, 4647672, 4819808, 5422284, 6196896, 6971508, 7229712, 8133426, 9295344, 10844568, 12200139, 13943016, 14459424, 16266852, 18590688, 21689136, 24400278, 27886032, 32533704, 43378272, 48800556, 55772064, 65067408, 97601112, 130134816, 195202224, 390404448]

約数ペア:

[(1, 390404448), (2, 195202224), (3, 130134816), (4, 97601112), (6, 65067408), (7, 55772064), (8, 48800556), (9, 43378272), (12, 32533704), (14, 27886032), (16, 24400278), (18, 21689136), (21, 18590688), (24, 16266852), (27, 14459424), (28, 13943016), (32, 12200139), (36, 10844568), (42, 9295344), (48, 8133426), (54, 7229712), (56, 6971508), (63, 6196896), (72, 5422284), (81, 4819808), (84, 4647672), (96, 4066713), (108, 3614856), (112, 3485754), (126, 3098448), (144, 2711142), (162, 2409904), (168, 2323836), (189, 2065632), (216, 1807428), (224, 1742877), (252, 1549224), (288, 1355571), (324, 1204952), (336, 1161918), (378, 1032816), (432, 903714), (504, 774612), (567, 688544), (648, 602476), (672, 580959), (756, 516408), (864, 451857), (1008, 387306), (1134, 344272), (1296, 301238), (1512, 258204), (2016, 193653), (2268, 172136), (2592, 150619), (3024, 129102), (4536, 86068), (6048, 64551), (9072, 43034), (18144, 21517)]