121502780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{8111}}^1$

素因数の和:8234

約数の個数: 48

約数和(自身を含む): 294368256

約数和(自身を除く): 172865476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 1070, 1498, 2140, 2996, 3745, 7490, 8111, 14980, 16222, 32444, 40555, 56777, 81110, 113554, 162220, 227108, 283885, 567770, 867877, 1135540, 1735754, 3471508, 4339385, 6075139, 8678770, 12150278, 17357540, 24300556, 30375695, 60751390, 121502780]

約数ペア:

[(1, 121502780), (2, 60751390), (4, 30375695), (5, 24300556), (7, 17357540), (10, 12150278), (14, 8678770), (20, 6075139), (28, 4339385), (35, 3471508), (70, 1735754), (107, 1135540), (140, 867877), (214, 567770), (428, 283885), (535, 227108), (749, 162220), (1070, 113554), (1498, 81110), (2140, 56777), (2996, 40555), (3745, 32444), (7490, 16222), (8111, 14980)]