261954048

素因数分解:

$2^9\times 3^1\times {\mathrm{199}}^1\times {\mathrm{857}}^1$

素因数の和:1077

約数の個数: 80

約数和(自身を含む): 702187200

約数和(自身を除く): 440233152

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 199, 256, 384, 398, 512, 597, 768, 796, 857, 1194, 1536, 1592, 1714, 2388, 2571, 3184, 3428, 4776, 5142, 6368, 6856, 9552, 10284, 12736, 13712, 19104, 20568, 25472, 27424, 38208, 41136, 50944, 54848, 76416, 82272, 101888, 109696, 152832, 164544, 170543, 219392, 305664, 329088, 341086, 438784, 511629, 658176, 682172, 1023258, 1316352, 1364344, 2046516, 2728688, 4093032, 5457376, 8186064, 10914752, 16372128, 21829504, 32744256, 43659008, 65488512, 87318016, 130977024, 261954048]

約数ペア:

[(1, 261954048), (2, 130977024), (3, 87318016), (4, 65488512), (6, 43659008), (8, 32744256), (12, 21829504), (16, 16372128), (24, 10914752), (32, 8186064), (48, 5457376), (64, 4093032), (96, 2728688), (128, 2046516), (192, 1364344), (199, 1316352), (256, 1023258), (384, 682172), (398, 658176), (512, 511629), (597, 438784), (768, 341086), (796, 329088), (857, 305664), (1194, 219392), (1536, 170543), (1592, 164544), (1714, 152832), (2388, 109696), (2571, 101888), (3184, 82272), (3428, 76416), (4776, 54848), (5142, 50944), (6368, 41136), (6856, 38208), (9552, 27424), (10284, 25472), (12736, 20568), (13712, 19104)]