1288421460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{7157897}}^1$

素因数の和:7157912

約数の個数: 36

約数和(自身を含む): 3908212308

約数和(自身を除く): 2619790848

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 7157897, 14315794, 21473691, 28631588, 35789485, 42947382, 64421073, 71578970, 85894764, 107368455, 128842146, 143157940, 214736910, 257684292, 322105365, 429473820, 644210730, 1288421460]

約数ペア:

[(1, 1288421460), (2, 644210730), (3, 429473820), (4, 322105365), (5, 257684292), (6, 214736910), (9, 143157940), (10, 128842146), (12, 107368455), (15, 85894764), (18, 71578970), (20, 64421073), (30, 42947382), (36, 35789485), (45, 28631588), (60, 21473691), (90, 14315794), (180, 7157897)]