805216720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1951}}^1$

素因数の和:2049

約数の個数: 160

約数和(自身を含む): 2370134016

約数和(自身を除く): 1564917296

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 67, 70, 77, 80, 88, 110, 112, 134, 140, 154, 176, 220, 268, 280, 308, 335, 385, 440, 469, 536, 560, 616, 670, 737, 770, 880, 938, 1072, 1232, 1340, 1474, 1540, 1876, 1951, 2345, 2680, 2948, 3080, 3685, 3752, 3902, 4690, 5159, 5360, 5896, 6160, 7370, 7504, 7804, 9380, 9755, 10318, 11792, 13657, 14740, 15608, 18760, 19510, 20636, 21461, 25795, 27314, 29480, 31216, 37520, 39020, 41272, 42922, 51590, 54628, 58960, 68285, 78040, 82544, 85844, 103180, 107305, 109256, 130717, 136570, 150227, 156080, 171688, 206360, 214610, 218512, 261434, 273140, 300454, 343376, 412720, 429220, 522868, 546280, 600908, 653585, 751135, 858440, 915019, 1045736, 1092560, 1201816, 1307170, 1437887, 1502270, 1716880, 1830038, 2091472, 2403632, 2614340, 2875774, 3004540, 3660076, 4575095, 5228680, 5751548, 6009080, 7189435, 7320152, 9150190, 10065209, 10457360, 11503096, 12018160, 14378870, 14640304, 18300380, 20130418, 23006192, 28757740, 36600760, 40260836, 50326045, 57515480, 73201520, 80521672, 100652090, 115030960, 161043344, 201304180, 402608360, 805216720]

約数ペア:

[(1, 805216720), (2, 402608360), (4, 201304180), (5, 161043344), (7, 115030960), (8, 100652090), (10, 80521672), (11, 73201520), (14, 57515480), (16, 50326045), (20, 40260836), (22, 36600760), (28, 28757740), (35, 23006192), (40, 20130418), (44, 18300380), (55, 14640304), (56, 14378870), (67, 12018160), (70, 11503096), (77, 10457360), (80, 10065209), (88, 9150190), (110, 7320152), (112, 7189435), (134, 6009080), (140, 5751548), (154, 5228680), (176, 4575095), (220, 3660076), (268, 3004540), (280, 2875774), (308, 2614340), (335, 2403632), (385, 2091472), (440, 1830038), (469, 1716880), (536, 1502270), (560, 1437887), (616, 1307170), (670, 1201816), (737, 1092560), (770, 1045736), (880, 915019), (938, 858440), (1072, 751135), (1232, 653585), (1340, 600908), (1474, 546280), (1540, 522868), (1876, 429220), (1951, 412720), (2345, 343376), (2680, 300454), (2948, 273140), (3080, 261434), (3685, 218512), (3752, 214610), (3902, 206360), (4690, 171688), (5159, 156080), (5360, 150227), (5896, 136570), (6160, 130717), (7370, 109256), (7504, 107305), (7804, 103180), (9380, 85844), (9755, 82544), (10318, 78040), (11792, 68285), (13657, 58960), (14740, 54628), (15608, 51590), (18760, 42922), (19510, 41272), (20636, 39020), (21461, 37520), (25795, 31216), (27314, 29480)]