221468180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{34283}}^1$

素因数の和:34328

約数の個数: 48

約数和(自身を含む): 518374080

約数和(自身を除く): 296905900

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 34283, 68566, 137132, 171415, 342830, 582811, 651377, 685660, 1165622, 1302754, 2331244, 2605508, 2914055, 3256885, 5828110, 6513770, 11073409, 11656220, 13027540, 22146818, 44293636, 55367045, 110734090, 221468180]

約数ペア:

[(1, 221468180), (2, 110734090), (4, 55367045), (5, 44293636), (10, 22146818), (17, 13027540), (19, 11656220), (20, 11073409), (34, 6513770), (38, 5828110), (68, 3256885), (76, 2914055), (85, 2605508), (95, 2331244), (170, 1302754), (190, 1165622), (323, 685660), (340, 651377), (380, 582811), (646, 342830), (1292, 171415), (1615, 137132), (3230, 68566), (6460, 34283)]