30690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1$

素因数の和:55

約数の個数: 48

約数和(自身を含む): 89856

約数和(自身を除く): 59166

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 31, 33, 45, 55, 62, 66, 90, 93, 99, 110, 155, 165, 186, 198, 279, 310, 330, 341, 465, 495, 558, 682, 930, 990, 1023, 1395, 1705, 2046, 2790, 3069, 3410, 5115, 6138, 10230, 15345, 30690]

約数ペア:

[(1, 30690), (2, 15345), (3, 10230), (5, 6138), (6, 5115), (9, 3410), (10, 3069), (11, 2790), (15, 2046), (18, 1705), (22, 1395), (30, 1023), (31, 990), (33, 930), (45, 682), (55, 558), (62, 495), (66, 465), (90, 341), (93, 330), (99, 310), (110, 279), (155, 198), (165, 186)]