199417260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{67829}}^1$

素因数の和:67855

約数の個数: 72

約数和(自身を含む): 649540080

約数和(自身を除く): 450122820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 67829, 135658, 203487, 271316, 339145, 406974, 474803, 678290, 813948, 949606, 1017435, 1356580, 1424409, 1899212, 2034870, 2374015, 2848818, 3323621, 4069740, 4748030, 5697636, 6647242, 7122045, 9496060, 9970863, 13294484, 14244090, 16618105, 19941726, 28488180, 33236210, 39883452, 49854315, 66472420, 99708630, 199417260]

約数ペア:

[(1, 199417260), (2, 99708630), (3, 66472420), (4, 49854315), (5, 39883452), (6, 33236210), (7, 28488180), (10, 19941726), (12, 16618105), (14, 14244090), (15, 13294484), (20, 9970863), (21, 9496060), (28, 7122045), (30, 6647242), (35, 5697636), (42, 4748030), (49, 4069740), (60, 3323621), (70, 2848818), (84, 2374015), (98, 2034870), (105, 1899212), (140, 1424409), (147, 1356580), (196, 1017435), (210, 949606), (245, 813948), (294, 678290), (420, 474803), (490, 406974), (588, 339145), (735, 271316), (980, 203487), (1470, 135658), (2940, 67829)]