209702024

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{443}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 460339200

約数和(自身を除く): 250637176

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 107, 158, 214, 316, 428, 443, 553, 632, 749, 856, 886, 1106, 1498, 1772, 2212, 2996, 3101, 3544, 4424, 5992, 6202, 8453, 12404, 16906, 24808, 33812, 34997, 47401, 59171, 67624, 69994, 94802, 118342, 139988, 189604, 236684, 244979, 279976, 331807, 379208, 473368, 489958, 663614, 979916, 1327228, 1959832, 2654456, 3744679, 7489358, 14978716, 26212753, 29957432, 52425506, 104851012, 209702024]

約数ペア:

[(1, 209702024), (2, 104851012), (4, 52425506), (7, 29957432), (8, 26212753), (14, 14978716), (28, 7489358), (56, 3744679), (79, 2654456), (107, 1959832), (158, 1327228), (214, 979916), (316, 663614), (428, 489958), (443, 473368), (553, 379208), (632, 331807), (749, 279976), (856, 244979), (886, 236684), (1106, 189604), (1498, 139988), (1772, 118342), (2212, 94802), (2996, 69994), (3101, 67624), (3544, 59171), (4424, 47401), (5992, 34997), (6202, 33812), (8453, 24808), (12404, 16906)]