68570460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{54421}}^1$

素因数の和:54443

約数の個数: 72

約数和(自身を含む): 237715296

約数和(自身を除く): 169144836

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 54421, 108842, 163263, 217684, 272105, 326526, 380947, 489789, 544210, 653052, 761894, 816315, 979578, 1088420, 1142841, 1523788, 1632630, 1904735, 1959156, 2285682, 2448945, 3265260, 3428523, 3809470, 4571364, 4897890, 5714205, 6857046, 7618940, 9795780, 11428410, 13714092, 17142615, 22856820, 34285230, 68570460]

約数ペア:

[(1, 68570460), (2, 34285230), (3, 22856820), (4, 17142615), (5, 13714092), (6, 11428410), (7, 9795780), (9, 7618940), (10, 6857046), (12, 5714205), (14, 4897890), (15, 4571364), (18, 3809470), (20, 3428523), (21, 3265260), (28, 2448945), (30, 2285682), (35, 1959156), (36, 1904735), (42, 1632630), (45, 1523788), (60, 1142841), (63, 1088420), (70, 979578), (84, 816315), (90, 761894), (105, 653052), (126, 544210), (140, 489789), (180, 380947), (210, 326526), (252, 272105), (315, 217684), (420, 163263), (630, 108842), (1260, 54421)]