68964420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{164201}}^1$

素因数の和:164220

約数の個数: 48

約数和(自身を含む): 220687488

約数和(自身を除く): 151723068

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 164201, 328402, 492603, 656804, 821005, 985206, 1149407, 1642010, 1970412, 2298814, 2463015, 3284020, 3448221, 4597628, 4926030, 5747035, 6896442, 9852060, 11494070, 13792884, 17241105, 22988140, 34482210, 68964420]

約数ペア:

[(1, 68964420), (2, 34482210), (3, 22988140), (4, 17241105), (5, 13792884), (6, 11494070), (7, 9852060), (10, 6896442), (12, 5747035), (14, 4926030), (15, 4597628), (20, 3448221), (21, 3284020), (28, 2463015), (30, 2298814), (35, 1970412), (42, 1642010), (60, 1149407), (70, 985206), (84, 821005), (105, 656804), (140, 492603), (210, 328402), (420, 164201)]