618884360

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{7963}}^1$

素因数の和:8070

約数の個数: 64

約数和(自身を含む): 1462190400

約数和(自身を除く): 843306040

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 67, 116, 134, 145, 232, 268, 290, 335, 536, 580, 670, 1160, 1340, 1943, 2680, 3886, 7772, 7963, 9715, 15544, 15926, 19430, 31852, 38860, 39815, 63704, 77720, 79630, 159260, 230927, 318520, 461854, 533521, 923708, 1067042, 1154635, 1847416, 2134084, 2309270, 2667605, 4268168, 4618540, 5335210, 9237080, 10670420, 15472109, 21340840, 30944218, 61888436, 77360545, 123776872, 154721090, 309442180, 618884360]

約数ペア:

[(1, 618884360), (2, 309442180), (4, 154721090), (5, 123776872), (8, 77360545), (10, 61888436), (20, 30944218), (29, 21340840), (40, 15472109), (58, 10670420), (67, 9237080), (116, 5335210), (134, 4618540), (145, 4268168), (232, 2667605), (268, 2309270), (290, 2134084), (335, 1847416), (536, 1154635), (580, 1067042), (670, 923708), (1160, 533521), (1340, 461854), (1943, 318520), (2680, 230927), (3886, 159260), (7772, 79630), (7963, 77720), (9715, 63704), (15544, 39815), (15926, 38860), (19430, 31852)]