161991936

素因数分解:

$2^8\times 3^2\times {\mathrm{70309}}^1$

素因数の和:70331

約数の個数: 54

約数和(自身を含む): 467069330

約数和(自身を除く): 305077394

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 576, 768, 1152, 2304, 70309, 140618, 210927, 281236, 421854, 562472, 632781, 843708, 1124944, 1265562, 1687416, 2249888, 2531124, 3374832, 4499776, 5062248, 6749664, 8999552, 10124496, 13499328, 17999104, 20248992, 26998656, 40497984, 53997312, 80995968, 161991936]

約数ペア:

[(1, 161991936), (2, 80995968), (3, 53997312), (4, 40497984), (6, 26998656), (8, 20248992), (9, 17999104), (12, 13499328), (16, 10124496), (18, 8999552), (24, 6749664), (32, 5062248), (36, 4499776), (48, 3374832), (64, 2531124), (72, 2249888), (96, 1687416), (128, 1265562), (144, 1124944), (192, 843708), (256, 632781), (288, 562472), (384, 421854), (576, 281236), (768, 210927), (1152, 140618), (2304, 70309)]