9781728

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:240

約数の個数: 96

約数和(自身を含む): 28667520

約数和(自身を除く): 18885792

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 59, 66, 88, 96, 118, 132, 157, 176, 177, 236, 264, 314, 352, 354, 471, 472, 528, 628, 649, 708, 942, 944, 1056, 1256, 1298, 1416, 1727, 1884, 1888, 1947, 2512, 2596, 2832, 3454, 3768, 3894, 5024, 5181, 5192, 5664, 6908, 7536, 7788, 9263, 10362, 10384, 13816, 15072, 15576, 18526, 20724, 20768, 27632, 27789, 31152, 37052, 41448, 55264, 55578, 62304, 74104, 82896, 101893, 111156, 148208, 165792, 203786, 222312, 296416, 305679, 407572, 444624, 611358, 815144, 889248, 1222716, 1630288, 2445432, 3260576, 4890864, 9781728]

約数ペア:

[(1, 9781728), (2, 4890864), (3, 3260576), (4, 2445432), (6, 1630288), (8, 1222716), (11, 889248), (12, 815144), (16, 611358), (22, 444624), (24, 407572), (32, 305679), (33, 296416), (44, 222312), (48, 203786), (59, 165792), (66, 148208), (88, 111156), (96, 101893), (118, 82896), (132, 74104), (157, 62304), (176, 55578), (177, 55264), (236, 41448), (264, 37052), (314, 31152), (352, 27789), (354, 27632), (471, 20768), (472, 20724), (528, 18526), (628, 15576), (649, 15072), (708, 13816), (942, 10384), (944, 10362), (1056, 9263), (1256, 7788), (1298, 7536), (1416, 6908), (1727, 5664), (1884, 5192), (1888, 5181), (1947, 5024), (2512, 3894), (2596, 3768), (2832, 3454)]