315029248

素因数分解:

$2^8\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:553

約数の個数: 72

約数和(自身を含む): 655551680

約数和(自身を除く): 340522432

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 79, 128, 148, 158, 256, 296, 316, 421, 592, 632, 842, 1184, 1264, 1684, 2368, 2528, 2923, 3368, 4736, 5056, 5846, 6736, 9472, 10112, 11692, 13472, 15577, 20224, 23384, 26944, 31154, 33259, 46768, 53888, 62308, 66518, 93536, 107776, 124616, 133036, 187072, 249232, 266072, 374144, 498464, 532144, 748288, 996928, 1064288, 1230583, 1993856, 2128576, 2461166, 3987712, 4257152, 4922332, 8514304, 9844664, 19689328, 39378656, 78757312, 157514624, 315029248]

約数ペア:

[(1, 315029248), (2, 157514624), (4, 78757312), (8, 39378656), (16, 19689328), (32, 9844664), (37, 8514304), (64, 4922332), (74, 4257152), (79, 3987712), (128, 2461166), (148, 2128576), (158, 1993856), (256, 1230583), (296, 1064288), (316, 996928), (421, 748288), (592, 532144), (632, 498464), (842, 374144), (1184, 266072), (1264, 249232), (1684, 187072), (2368, 133036), (2528, 124616), (2923, 107776), (3368, 93536), (4736, 66518), (5056, 62308), (5846, 53888), (6736, 46768), (9472, 33259), (10112, 31154), (11692, 26944), (13472, 23384), (15577, 20224)]