181119440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1423}}^1$

素因数の和:1516

約数の個数: 80

約数和(自身を含む): 442852608

約数和(自身を除く): 261733168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 43, 74, 80, 86, 148, 172, 185, 215, 296, 344, 370, 430, 592, 688, 740, 860, 1423, 1480, 1591, 1720, 2846, 2960, 3182, 3440, 5692, 6364, 7115, 7955, 11384, 12728, 14230, 15910, 22768, 25456, 28460, 31820, 52651, 56920, 61189, 63640, 105302, 113840, 122378, 127280, 210604, 244756, 263255, 305945, 421208, 489512, 526510, 611890, 842416, 979024, 1053020, 1223780, 2106040, 2263993, 2447560, 4212080, 4527986, 4895120, 9055972, 11319965, 18111944, 22639930, 36223888, 45279860, 90559720, 181119440]

約数ペア:

[(1, 181119440), (2, 90559720), (4, 45279860), (5, 36223888), (8, 22639930), (10, 18111944), (16, 11319965), (20, 9055972), (37, 4895120), (40, 4527986), (43, 4212080), (74, 2447560), (80, 2263993), (86, 2106040), (148, 1223780), (172, 1053020), (185, 979024), (215, 842416), (296, 611890), (344, 526510), (370, 489512), (430, 421208), (592, 305945), (688, 263255), (740, 244756), (860, 210604), (1423, 127280), (1480, 122378), (1591, 113840), (1720, 105302), (2846, 63640), (2960, 61189), (3182, 56920), (3440, 52651), (5692, 31820), (6364, 28460), (7115, 25456), (7955, 22768), (11384, 15910), (12728, 14230)]