81591168

素因数分解:

$2^7\times 3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:300

約数の個数: 128

約数和(自身を含む): 233539200

約数和(自身を除く): 151948032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 53, 57, 64, 76, 96, 106, 114, 128, 152, 159, 192, 211, 212, 228, 304, 318, 384, 422, 424, 456, 608, 633, 636, 844, 848, 912, 1007, 1216, 1266, 1272, 1688, 1696, 1824, 2014, 2432, 2532, 2544, 3021, 3376, 3392, 3648, 4009, 4028, 5064, 5088, 6042, 6752, 6784, 7296, 8018, 8056, 10128, 10176, 11183, 12027, 12084, 13504, 16036, 16112, 20256, 20352, 22366, 24054, 24168, 27008, 32072, 32224, 33549, 40512, 44732, 48108, 48336, 64144, 64448, 67098, 81024, 89464, 96216, 96672, 128288, 128896, 134196, 178928, 192432, 193344, 212477, 256576, 268392, 357856, 384864, 386688, 424954, 513152, 536784, 637431, 715712, 769728, 849908, 1073568, 1274862, 1431424, 1539456, 1699816, 2147136, 2549724, 3399632, 4294272, 5099448, 6799264, 10198896, 13598528, 20397792, 27197056, 40795584, 81591168]

約数ペア:

[(1, 81591168), (2, 40795584), (3, 27197056), (4, 20397792), (6, 13598528), (8, 10198896), (12, 6799264), (16, 5099448), (19, 4294272), (24, 3399632), (32, 2549724), (38, 2147136), (48, 1699816), (53, 1539456), (57, 1431424), (64, 1274862), (76, 1073568), (96, 849908), (106, 769728), (114, 715712), (128, 637431), (152, 536784), (159, 513152), (192, 424954), (211, 386688), (212, 384864), (228, 357856), (304, 268392), (318, 256576), (384, 212477), (422, 193344), (424, 192432), (456, 178928), (608, 134196), (633, 128896), (636, 128288), (844, 96672), (848, 96216), (912, 89464), (1007, 81024), (1216, 67098), (1266, 64448), (1272, 64144), (1688, 48336), (1696, 48108), (1824, 44732), (2014, 40512), (2432, 33549), (2532, 32224), (2544, 32072), (3021, 27008), (3376, 24168), (3392, 24054), (3648, 22366), (4009, 20352), (4028, 20256), (5064, 16112), (5088, 16036), (6042, 13504), (6752, 12084), (6784, 12027), (7296, 11183), (8018, 10176), (8056, 10128)]