149408320

素因数分解:

$2^6\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3359}}^1$

素因数の和:3515

約数の個数: 56

約数和(自身を含む): 358444800

約数和(自身を除く): 209036480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 139, 160, 278, 320, 556, 695, 1112, 1390, 2224, 2780, 3359, 4448, 5560, 6718, 8896, 11120, 13436, 16795, 22240, 26872, 33590, 44480, 53744, 67180, 107488, 134360, 214976, 268720, 466901, 537440, 933802, 1074880, 1867604, 2334505, 3735208, 4669010, 7470416, 9338020, 14940832, 18676040, 29881664, 37352080, 74704160, 149408320]

約数ペア:

[(1, 149408320), (2, 74704160), (4, 37352080), (5, 29881664), (8, 18676040), (10, 14940832), (16, 9338020), (20, 7470416), (32, 4669010), (40, 3735208), (64, 2334505), (80, 1867604), (139, 1074880), (160, 933802), (278, 537440), (320, 466901), (556, 268720), (695, 214976), (1112, 134360), (1390, 107488), (2224, 67180), (2780, 53744), (3359, 44480), (4448, 33590), (5560, 26872), (6718, 22240), (8896, 16795), (11120, 13436)]