290943648

素因数分解:

$2^5\times 3^2\times {\mathrm{61}}^1\times {\mathrm{16561}}^1$

素因数の和:16638

約数の個数: 72

約数和(自身を含む): 840985236

約数和(自身を除く): 550041588

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 61, 72, 96, 122, 144, 183, 244, 288, 366, 488, 549, 732, 976, 1098, 1464, 1952, 2196, 2928, 4392, 5856, 8784, 16561, 17568, 33122, 49683, 66244, 99366, 132488, 149049, 198732, 264976, 298098, 397464, 529952, 596196, 794928, 1010221, 1192392, 1589856, 2020442, 2384784, 3030663, 4040884, 4769568, 6061326, 8081768, 9091989, 12122652, 16163536, 18183978, 24245304, 32327072, 36367956, 48490608, 72735912, 96981216, 145471824, 290943648]

約数ペア:

[(1, 290943648), (2, 145471824), (3, 96981216), (4, 72735912), (6, 48490608), (8, 36367956), (9, 32327072), (12, 24245304), (16, 18183978), (18, 16163536), (24, 12122652), (32, 9091989), (36, 8081768), (48, 6061326), (61, 4769568), (72, 4040884), (96, 3030663), (122, 2384784), (144, 2020442), (183, 1589856), (244, 1192392), (288, 1010221), (366, 794928), (488, 596196), (549, 529952), (732, 397464), (976, 298098), (1098, 264976), (1464, 198732), (1952, 149049), (2196, 132488), (2928, 99366), (4392, 66244), (5856, 49683), (8784, 33122), (16561, 17568)]