216973728

素因数分解:

$2^5\times 3^6\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:230

約数の個数: 168

約数和(自身を含む): 654435936

約数和(自身を除く): 437462208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 71, 72, 81, 96, 108, 131, 142, 144, 162, 213, 216, 243, 262, 284, 288, 324, 393, 426, 432, 486, 524, 568, 639, 648, 729, 786, 852, 864, 972, 1048, 1136, 1179, 1278, 1296, 1458, 1572, 1704, 1917, 1944, 2096, 2272, 2358, 2556, 2592, 2916, 3144, 3408, 3537, 3834, 3888, 4192, 4716, 5112, 5751, 5832, 6288, 6816, 7074, 7668, 7776, 9301, 9432, 10224, 10611, 11502, 11664, 12576, 14148, 15336, 17253, 18602, 18864, 20448, 21222, 23004, 23328, 27903, 28296, 30672, 31833, 34506, 37204, 37728, 42444, 46008, 51759, 55806, 56592, 61344, 63666, 69012, 74408, 83709, 84888, 92016, 95499, 103518, 111612, 113184, 127332, 138024, 148816, 167418, 169776, 184032, 190998, 207036, 223224, 251127, 254664, 276048, 297632, 334836, 339552, 381996, 414072, 446448, 502254, 509328, 552096, 669672, 753381, 763992, 828144, 892896, 1004508, 1018656, 1339344, 1506762, 1527984, 1656288, 2009016, 2260143, 2678688, 3013524, 3055968, 4018032, 4520286, 6027048, 6780429, 8036064, 9040572, 12054096, 13560858, 18081144, 24108192, 27121716, 36162288, 54243432, 72324576, 108486864, 216973728]

約数ペア:

[(1, 216973728), (2, 108486864), (3, 72324576), (4, 54243432), (6, 36162288), (8, 27121716), (9, 24108192), (12, 18081144), (16, 13560858), (18, 12054096), (24, 9040572), (27, 8036064), (32, 6780429), (36, 6027048), (48, 4520286), (54, 4018032), (71, 3055968), (72, 3013524), (81, 2678688), (96, 2260143), (108, 2009016), (131, 1656288), (142, 1527984), (144, 1506762), (162, 1339344), (213, 1018656), (216, 1004508), (243, 892896), (262, 828144), (284, 763992), (288, 753381), (324, 669672), (393, 552096), (426, 509328), (432, 502254), (486, 446448), (524, 414072), (568, 381996), (639, 339552), (648, 334836), (729, 297632), (786, 276048), (852, 254664), (864, 251127), (972, 223224), (1048, 207036), (1136, 190998), (1179, 184032), (1278, 169776), (1296, 167418), (1458, 148816), (1572, 138024), (1704, 127332), (1917, 113184), (1944, 111612), (2096, 103518), (2272, 95499), (2358, 92016), (2556, 84888), (2592, 83709), (2916, 74408), (3144, 69012), (3408, 63666), (3537, 61344), (3834, 56592), (3888, 55806), (4192, 51759), (4716, 46008), (5112, 42444), (5751, 37728), (5832, 37204), (6288, 34506), (6816, 31833), (7074, 30672), (7668, 28296), (7776, 27903), (9301, 23328), (9432, 23004), (10224, 21222), (10611, 20448), (11502, 18864), (11664, 18602), (12576, 17253), (14148, 15336)]