247788704

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 96

約数和(自身を含む): 532578816

約数和(自身を除く): 284790112

約数列:

[1, 2, 4, 8, 16, 31, 32, 37, 43, 62, 74, 86, 124, 148, 157, 172, 248, 296, 314, 344, 496, 592, 628, 688, 992, 1147, 1184, 1256, 1333, 1376, 1591, 2294, 2512, 2666, 3182, 4588, 4867, 5024, 5332, 5809, 6364, 6751, 9176, 9734, 10664, 11618, 12728, 13502, 18352, 19468, 21328, 23236, 25456, 27004, 36704, 38936, 42656, 46472, 49321, 50912, 54008, 77872, 92944, 98642, 108016, 155744, 180079, 185888, 197284, 209281, 216032, 249787, 360158, 394568, 418562, 499574, 720316, 789136, 837124, 999148, 1440632, 1578272, 1674248, 1998296, 2881264, 3348496, 3996592, 5762528, 6696992, 7743397, 7993184, 15486794, 30973588, 61947176, 123894352, 247788704]

約数ペア:

[(1, 247788704), (2, 123894352), (4, 61947176), (8, 30973588), (16, 15486794), (31, 7993184), (32, 7743397), (37, 6696992), (43, 5762528), (62, 3996592), (74, 3348496), (86, 2881264), (124, 1998296), (148, 1674248), (157, 1578272), (172, 1440632), (248, 999148), (296, 837124), (314, 789136), (344, 720316), (496, 499574), (592, 418562), (628, 394568), (688, 360158), (992, 249787), (1147, 216032), (1184, 209281), (1256, 197284), (1333, 185888), (1376, 180079), (1591, 155744), (2294, 108016), (2512, 98642), (2666, 92944), (3182, 77872), (4588, 54008), (4867, 50912), (5024, 49321), (5332, 46472), (5809, 42656), (6364, 38936), (6751, 36704), (9176, 27004), (9734, 25456), (10664, 23236), (11618, 21328), (12728, 19468), (13502, 18352)]