68804940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1789}}^1$

素因数の和:2442

約数の個数: 48

約数和(自身を含む): 193062240

約数和(自身を除く): 124257300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 641, 1282, 1789, 1923, 2564, 3205, 3578, 3846, 5367, 6410, 7156, 7692, 8945, 9615, 10734, 12820, 17890, 19230, 21468, 26835, 35780, 38460, 53670, 107340, 1146749, 2293498, 3440247, 4586996, 5733745, 6880494, 11467490, 13760988, 17201235, 22934980, 34402470, 68804940]

約数ペア:

[(1, 68804940), (2, 34402470), (3, 22934980), (4, 17201235), (5, 13760988), (6, 11467490), (10, 6880494), (12, 5733745), (15, 4586996), (20, 3440247), (30, 2293498), (60, 1146749), (641, 107340), (1282, 53670), (1789, 38460), (1923, 35780), (2564, 26835), (3205, 21468), (3578, 19230), (3846, 17890), (5367, 12820), (6410, 10734), (7156, 9615), (7692, 8945)]