81984672

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3697}}^1$

素因数の和:3731

約数の個数: 144

約数和(自身を含む): 290751552

約数和(自身を除く): 208766880

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 32, 33, 36, 42, 44, 48, 56, 63, 66, 72, 77, 84, 88, 96, 99, 112, 126, 132, 144, 154, 168, 176, 198, 224, 231, 252, 264, 288, 308, 336, 352, 396, 462, 504, 528, 616, 672, 693, 792, 924, 1008, 1056, 1232, 1386, 1584, 1848, 2016, 2464, 2772, 3168, 3696, 3697, 5544, 7392, 7394, 11088, 11091, 14788, 22176, 22182, 25879, 29576, 33273, 40667, 44364, 51758, 59152, 66546, 77637, 81334, 88728, 103516, 118304, 122001, 133092, 155274, 162668, 177456, 207032, 232911, 244002, 266184, 284669, 310548, 325336, 354912, 366003, 414064, 465822, 488004, 532368, 569338, 621096, 650672, 732006, 828128, 854007, 931644, 976008, 1064736, 1138676, 1242192, 1301344, 1464012, 1708014, 1863288, 1952016, 2277352, 2484384, 2562021, 2928024, 3416028, 3726576, 3904032, 4554704, 5124042, 5856048, 6832056, 7453152, 9109408, 10248084, 11712096, 13664112, 20496168, 27328224, 40992336, 81984672]

約数ペア:

[(1, 81984672), (2, 40992336), (3, 27328224), (4, 20496168), (6, 13664112), (7, 11712096), (8, 10248084), (9, 9109408), (11, 7453152), (12, 6832056), (14, 5856048), (16, 5124042), (18, 4554704), (21, 3904032), (22, 3726576), (24, 3416028), (28, 2928024), (32, 2562021), (33, 2484384), (36, 2277352), (42, 1952016), (44, 1863288), (48, 1708014), (56, 1464012), (63, 1301344), (66, 1242192), (72, 1138676), (77, 1064736), (84, 976008), (88, 931644), (96, 854007), (99, 828128), (112, 732006), (126, 650672), (132, 621096), (144, 569338), (154, 532368), (168, 488004), (176, 465822), (198, 414064), (224, 366003), (231, 354912), (252, 325336), (264, 310548), (288, 284669), (308, 266184), (336, 244002), (352, 232911), (396, 207032), (462, 177456), (504, 162668), (528, 155274), (616, 133092), (672, 122001), (693, 118304), (792, 103516), (924, 88728), (1008, 81334), (1056, 77637), (1232, 66546), (1386, 59152), (1584, 51758), (1848, 44364), (2016, 40667), (2464, 33273), (2772, 29576), (3168, 25879), (3696, 22182), (3697, 22176), (5544, 14788), (7392, 11091), (7394, 11088)]