20163656640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{265871}}^1$

素因数の和:265970

約数の個数: 112

約数和(自身を含む): 64830228480

約数和(自身を除く): 44666571840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 158, 160, 192, 237, 240, 316, 320, 395, 474, 480, 632, 790, 948, 960, 1185, 1264, 1580, 1896, 2370, 2528, 3160, 3792, 4740, 5056, 6320, 7584, 9480, 12640, 15168, 18960, 25280, 37920, 75840, 265871, 531742, 797613, 1063484, 1329355, 1595226, 2126968, 2658710, 3190452, 3988065, 4253936, 5317420, 6380904, 7976130, 8507872, 10634840, 12761808, 15952260, 17015744, 21003809, 21269680, 25523616, 31904520, 42007618, 42539360, 51047232, 63011427, 63809040, 84015236, 85078720, 105019045, 126022854, 127618080, 168030472, 210038090, 252045708, 255236160, 315057135, 336060944, 420076180, 504091416, 630114270, 672121888, 840152360, 1008182832, 1260228540, 1344243776, 1680304720, 2016365664, 2520457080, 3360609440, 4032731328, 5040914160, 6721218880, 10081828320, 20163656640]

約数ペア:

[(1, 20163656640), (2, 10081828320), (3, 6721218880), (4, 5040914160), (5, 4032731328), (6, 3360609440), (8, 2520457080), (10, 2016365664), (12, 1680304720), (15, 1344243776), (16, 1260228540), (20, 1008182832), (24, 840152360), (30, 672121888), (32, 630114270), (40, 504091416), (48, 420076180), (60, 336060944), (64, 315057135), (79, 255236160), (80, 252045708), (96, 210038090), (120, 168030472), (158, 127618080), (160, 126022854), (192, 105019045), (237, 85078720), (240, 84015236), (316, 63809040), (320, 63011427), (395, 51047232), (474, 42539360), (480, 42007618), (632, 31904520), (790, 25523616), (948, 21269680), (960, 21003809), (1185, 17015744), (1264, 15952260), (1580, 12761808), (1896, 10634840), (2370, 8507872), (2528, 7976130), (3160, 6380904), (3792, 5317420), (4740, 4253936), (5056, 3988065), (6320, 3190452), (7584, 2658710), (9480, 2126968), (12640, 1595226), (15168, 1329355), (18960, 1063484), (25280, 797613), (37920, 531742), (75840, 265871)]