16382660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:325

約数の個数: 72

約数和(自身を含む): 40745880

約数和(自身を除く): 24363220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 73, 98, 140, 146, 196, 229, 245, 292, 365, 458, 490, 511, 730, 916, 980, 1022, 1145, 1460, 1603, 2044, 2290, 2555, 3206, 3577, 4580, 5110, 6412, 7154, 8015, 10220, 11221, 14308, 16030, 16717, 17885, 22442, 32060, 33434, 35770, 44884, 56105, 66868, 71540, 83585, 112210, 117019, 167170, 224420, 234038, 334340, 468076, 585095, 819133, 1170190, 1638266, 2340380, 3276532, 4095665, 8191330, 16382660]

約数ペア:

[(1, 16382660), (2, 8191330), (4, 4095665), (5, 3276532), (7, 2340380), (10, 1638266), (14, 1170190), (20, 819133), (28, 585095), (35, 468076), (49, 334340), (70, 234038), (73, 224420), (98, 167170), (140, 117019), (146, 112210), (196, 83585), (229, 71540), (245, 66868), (292, 56105), (365, 44884), (458, 35770), (490, 33434), (511, 32060), (730, 22442), (916, 17885), (980, 16717), (1022, 16030), (1145, 14308), (1460, 11221), (1603, 10220), (2044, 8015), (2290, 7154), (2555, 6412), (3206, 5110), (3577, 4580)]