31161960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{86561}}^1$

素因数の和:86578

約数の個数: 48

約数和(自身を含む): 101277540

約数和(自身を除く): 70115580

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, 86561, 173122, 259683, 346244, 432805, 519366, 692488, 779049, 865610, 1038732, 1298415, 1558098, 1731220, 2077464, 2596830, 3116196, 3462440, 3895245, 5193660, 6232392, 7790490, 10387320, 15580980, 31161960]

約数ペア:

[(1, 31161960), (2, 15580980), (3, 10387320), (4, 7790490), (5, 6232392), (6, 5193660), (8, 3895245), (9, 3462440), (10, 3116196), (12, 2596830), (15, 2077464), (18, 1731220), (20, 1558098), (24, 1298415), (30, 1038732), (36, 865610), (40, 779049), (45, 692488), (60, 519366), (72, 432805), (90, 346244), (120, 259683), (180, 173122), (360, 86561)]