79581780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{442121}}^1$

素因数の和:442136

約数の個数: 36

約数和(自身を含む): 241398612

約数和(自身を除く): 161816832

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 442121, 884242, 1326363, 1768484, 2210605, 2652726, 3979089, 4421210, 5305452, 6631815, 7958178, 8842420, 13263630, 15916356, 19895445, 26527260, 39790890, 79581780]

約数ペア:

[(1, 79581780), (2, 39790890), (3, 26527260), (4, 19895445), (5, 15916356), (6, 13263630), (9, 8842420), (10, 7958178), (12, 6631815), (15, 5305452), (18, 4421210), (20, 3979089), (30, 2652726), (36, 2210605), (45, 1768484), (60, 1326363), (90, 884242), (180, 442121)]