168388920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{66821}}^1$

素因数の和:66845

約数の個数: 96

約数和(自身を含む): 625453920

約数和(自身を除く): 457065000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 66821, 133642, 200463, 267284, 334105, 400926, 467747, 534568, 601389, 668210, 801852, 935494, 1002315, 1202778, 1336420, 1403241, 1603704, 1870988, 2004630, 2338735, 2405556, 2672840, 2806482, 3006945, 3741976, 4009260, 4209723, 4677470, 4811112, 5612964, 6013890, 7016205, 8018520, 8419446, 9354940, 11225928, 12027780, 14032410, 16838892, 18709880, 21048615, 24055560, 28064820, 33677784, 42097230, 56129640, 84194460, 168388920]

約数ペア:

[(1, 168388920), (2, 84194460), (3, 56129640), (4, 42097230), (5, 33677784), (6, 28064820), (7, 24055560), (8, 21048615), (9, 18709880), (10, 16838892), (12, 14032410), (14, 12027780), (15, 11225928), (18, 9354940), (20, 8419446), (21, 8018520), (24, 7016205), (28, 6013890), (30, 5612964), (35, 4811112), (36, 4677470), (40, 4209723), (42, 4009260), (45, 3741976), (56, 3006945), (60, 2806482), (63, 2672840), (70, 2405556), (72, 2338735), (84, 2004630), (90, 1870988), (105, 1603704), (120, 1403241), (126, 1336420), (140, 1202778), (168, 1002315), (180, 935494), (210, 801852), (252, 668210), (280, 601389), (315, 534568), (360, 467747), (420, 400926), (504, 334105), (630, 267284), (840, 200463), (1260, 133642), (2520, 66821)]