30969180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15641}}^1$

素因数の和:15667

約数の個数: 72

約数和(自身を含む): 102486384

約数和(自身を除く): 71517204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 15641, 31282, 46923, 62564, 78205, 93846, 140769, 156410, 172051, 187692, 234615, 281538, 312820, 344102, 469230, 516153, 563076, 688204, 703845, 860255, 938460, 1032306, 1407690, 1548459, 1720510, 2064612, 2580765, 2815380, 3096918, 3441020, 5161530, 6193836, 7742295, 10323060, 15484590, 30969180]

約数ペア:

[(1, 30969180), (2, 15484590), (3, 10323060), (4, 7742295), (5, 6193836), (6, 5161530), (9, 3441020), (10, 3096918), (11, 2815380), (12, 2580765), (15, 2064612), (18, 1720510), (20, 1548459), (22, 1407690), (30, 1032306), (33, 938460), (36, 860255), (44, 703845), (45, 688204), (55, 563076), (60, 516153), (66, 469230), (90, 344102), (99, 312820), (110, 281538), (132, 234615), (165, 187692), (180, 172051), (198, 156410), (220, 140769), (330, 93846), (396, 78205), (495, 62564), (660, 46923), (990, 31282), (1980, 15641)]