31605480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{87793}}^1$

素因数の和:87810

約数の個数: 48

約数和(自身を含む): 102718980

約数和(自身を除く): 71113500

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, 87793, 175586, 263379, 351172, 438965, 526758, 702344, 790137, 877930, 1053516, 1316895, 1580274, 1755860, 2107032, 2633790, 3160548, 3511720, 3950685, 5267580, 6321096, 7901370, 10535160, 15802740, 31605480]

約数ペア:

[(1, 31605480), (2, 15802740), (3, 10535160), (4, 7901370), (5, 6321096), (6, 5267580), (8, 3950685), (9, 3511720), (10, 3160548), (12, 2633790), (15, 2107032), (18, 1755860), (20, 1580274), (24, 1316895), (30, 1053516), (36, 877930), (40, 790137), (45, 702344), (60, 526758), (72, 438965), (90, 351172), (120, 263379), (180, 175586), (360, 87793)]