15662320

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 38792160

約数和(自身を除く): 23129840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 43, 58, 80, 86, 116, 145, 157, 172, 215, 232, 290, 314, 344, 430, 464, 580, 628, 688, 785, 860, 1160, 1247, 1256, 1570, 1720, 2320, 2494, 2512, 3140, 3440, 4553, 4988, 6235, 6280, 6751, 9106, 9976, 12470, 12560, 13502, 18212, 19952, 22765, 24940, 27004, 33755, 36424, 45530, 49880, 54008, 67510, 72848, 91060, 99760, 108016, 135020, 182120, 195779, 270040, 364240, 391558, 540080, 783116, 978895, 1566232, 1957790, 3132464, 3915580, 7831160, 15662320]

約数ペア:

[(1, 15662320), (2, 7831160), (4, 3915580), (5, 3132464), (8, 1957790), (10, 1566232), (16, 978895), (20, 783116), (29, 540080), (40, 391558), (43, 364240), (58, 270040), (80, 195779), (86, 182120), (116, 135020), (145, 108016), (157, 99760), (172, 91060), (215, 72848), (232, 67510), (290, 54008), (314, 49880), (344, 45530), (430, 36424), (464, 33755), (580, 27004), (628, 24940), (688, 22765), (785, 19952), (860, 18212), (1160, 13502), (1247, 12560), (1256, 12470), (1570, 9976), (1720, 9106), (2320, 6751), (2494, 6280), (2512, 6235), (3140, 4988), (3440, 4553)]