71808570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{1777}}^1$

素因数の和:2239

約数の個数: 48

約数和(自身を含む): 187223400

約数和(自身を除く): 115414830

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 449, 898, 1347, 1777, 2245, 2694, 3554, 4041, 4490, 5331, 6735, 8082, 8885, 10662, 13470, 15993, 17770, 20205, 26655, 31986, 40410, 53310, 79965, 159930, 797873, 1595746, 2393619, 3989365, 4787238, 7180857, 7978730, 11968095, 14361714, 23936190, 35904285, 71808570]

約数ペア:

[(1, 71808570), (2, 35904285), (3, 23936190), (5, 14361714), (6, 11968095), (9, 7978730), (10, 7180857), (15, 4787238), (18, 3989365), (30, 2393619), (45, 1595746), (90, 797873), (449, 159930), (898, 79965), (1347, 53310), (1777, 40410), (2245, 31986), (2694, 26655), (3554, 20205), (4041, 17770), (4490, 15993), (5331, 13470), (6735, 10662), (8082, 8885)]