172641960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{479561}}^1$

素因数の和:479578

約数の個数: 48

約数和(自身を含む): 561087540

約数和(自身を除く): 388445580

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 479561, 959122, 1438683, 1918244, 2397805, 2877366, 3836488, 4316049, 4795610, 5754732, 7193415, 8632098, 9591220, 11509464, 14386830, 17264196, 19182440, 21580245, 28773660, 34528392, 43160490, 57547320, 86320980, 172641960]

約数ペア:

[(1, 172641960), (2, 86320980), (3, 57547320), (4, 43160490), (5, 34528392), (6, 28773660), (8, 21580245), (9, 19182440), (10, 17264196), (12, 14386830), (15, 11509464), (18, 9591220), (20, 8632098), (24, 7193415), (30, 5754732), (36, 4795610), (40, 4316049), (45, 3836488), (60, 2877366), (72, 2397805), (90, 1918244), (120, 1438683), (180, 959122), (360, 479561)]