201224320

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{283}}^1$

素因数の和:414

約数の個数: 128

約数和(自身を含む): 531852480

約数和(自身を除く): 330628160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 101, 110, 128, 160, 176, 202, 220, 283, 320, 352, 404, 440, 505, 566, 640, 704, 808, 880, 1010, 1111, 1132, 1408, 1415, 1616, 1760, 2020, 2222, 2264, 2830, 3113, 3232, 3520, 4040, 4444, 4528, 5555, 5660, 6226, 6464, 7040, 8080, 8888, 9056, 11110, 11320, 12452, 12928, 15565, 16160, 17776, 18112, 22220, 22640, 24904, 28583, 31130, 32320, 35552, 36224, 44440, 45280, 49808, 57166, 62260, 64640, 71104, 88880, 90560, 99616, 114332, 124520, 142208, 142915, 177760, 181120, 199232, 228664, 249040, 285830, 314413, 355520, 398464, 457328, 498080, 571660, 628826, 711040, 914656, 996160, 1143320, 1257652, 1572065, 1829312, 1992320, 2286640, 2515304, 3144130, 3658624, 4573280, 5030608, 6288260, 9146560, 10061216, 12576520, 18293120, 20122432, 25153040, 40244864, 50306080, 100612160, 201224320]

約数ペア:

[(1, 201224320), (2, 100612160), (4, 50306080), (5, 40244864), (8, 25153040), (10, 20122432), (11, 18293120), (16, 12576520), (20, 10061216), (22, 9146560), (32, 6288260), (40, 5030608), (44, 4573280), (55, 3658624), (64, 3144130), (80, 2515304), (88, 2286640), (101, 1992320), (110, 1829312), (128, 1572065), (160, 1257652), (176, 1143320), (202, 996160), (220, 914656), (283, 711040), (320, 628826), (352, 571660), (404, 498080), (440, 457328), (505, 398464), (566, 355520), (640, 314413), (704, 285830), (808, 249040), (880, 228664), (1010, 199232), (1111, 181120), (1132, 177760), (1408, 142915), (1415, 142208), (1616, 124520), (1760, 114332), (2020, 99616), (2222, 90560), (2264, 88880), (2830, 71104), (3113, 64640), (3232, 62260), (3520, 57166), (4040, 49808), (4444, 45280), (4528, 44440), (5555, 36224), (5660, 35552), (6226, 32320), (6464, 31130), (7040, 28583), (8080, 24904), (8888, 22640), (9056, 22220), (11110, 18112), (11320, 17776), (12452, 16160), (12928, 15565)]