213364160

素因数分解:

$2^6\times 5^1\times {\mathrm{457}}^1\times {\mathrm{1459}}^1$

素因数の和:1933

約数の個数: 56

約数和(自身を含む): 509534160

約数和(自身を除く): 296170000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 457, 914, 1459, 1828, 2285, 2918, 3656, 4570, 5836, 7295, 7312, 9140, 11672, 14590, 14624, 18280, 23344, 29180, 29248, 36560, 46688, 58360, 73120, 93376, 116720, 146240, 233440, 466880, 666763, 1333526, 2667052, 3333815, 5334104, 6667630, 10668208, 13335260, 21336416, 26670520, 42672832, 53341040, 106682080, 213364160]

約数ペア:

[(1, 213364160), (2, 106682080), (4, 53341040), (5, 42672832), (8, 26670520), (10, 21336416), (16, 13335260), (20, 10668208), (32, 6667630), (40, 5334104), (64, 3333815), (80, 2667052), (160, 1333526), (320, 666763), (457, 466880), (914, 233440), (1459, 146240), (1828, 116720), (2285, 93376), (2918, 73120), (3656, 58360), (4570, 46688), (5836, 36560), (7295, 29248), (7312, 29180), (9140, 23344), (11672, 18280), (14590, 14624)]