12864420

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{2647}}^1$

素因数の和:2671

約数の個数: 72

約数和(自身を含む): 40482624

約数和(自身を除く): 27618204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 2647, 4860, 5294, 7941, 10588, 13235, 15882, 23823, 26470, 31764, 39705, 47646, 52940, 71469, 79410, 95292, 119115, 142938, 158820, 214407, 238230, 285876, 357345, 428814, 476460, 643221, 714690, 857628, 1072035, 1286442, 1429380, 2144070, 2572884, 3216105, 4288140, 6432210, 12864420]

約数ペア:

[(1, 12864420), (2, 6432210), (3, 4288140), (4, 3216105), (5, 2572884), (6, 2144070), (9, 1429380), (10, 1286442), (12, 1072035), (15, 857628), (18, 714690), (20, 643221), (27, 476460), (30, 428814), (36, 357345), (45, 285876), (54, 238230), (60, 214407), (81, 158820), (90, 142938), (108, 119115), (135, 95292), (162, 79410), (180, 71469), (243, 52940), (270, 47646), (324, 39705), (405, 31764), (486, 26470), (540, 23823), (810, 15882), (972, 13235), (1215, 10588), (1620, 7941), (2430, 5294), (2647, 4860)]