81972288

素因数分解:

$2^6\times 3^2\times {\mathrm{61}}^1\times {\mathrm{2333}}^1$

素因数の和:2412

約数の個数: 84

約数和(自身を含む): 238912908

約数和(自身を除く): 156940620

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 61, 64, 72, 96, 122, 144, 183, 192, 244, 288, 366, 488, 549, 576, 732, 976, 1098, 1464, 1952, 2196, 2333, 2928, 3904, 4392, 4666, 5856, 6999, 8784, 9332, 11712, 13998, 17568, 18664, 20997, 27996, 35136, 37328, 41994, 55992, 74656, 83988, 111984, 142313, 149312, 167976, 223968, 284626, 335952, 426939, 447936, 569252, 671904, 853878, 1138504, 1280817, 1343808, 1707756, 2277008, 2561634, 3415512, 4554016, 5123268, 6831024, 9108032, 10246536, 13662048, 20493072, 27324096, 40986144, 81972288]

約数ペア:

[(1, 81972288), (2, 40986144), (3, 27324096), (4, 20493072), (6, 13662048), (8, 10246536), (9, 9108032), (12, 6831024), (16, 5123268), (18, 4554016), (24, 3415512), (32, 2561634), (36, 2277008), (48, 1707756), (61, 1343808), (64, 1280817), (72, 1138504), (96, 853878), (122, 671904), (144, 569252), (183, 447936), (192, 426939), (244, 335952), (288, 284626), (366, 223968), (488, 167976), (549, 149312), (576, 142313), (732, 111984), (976, 83988), (1098, 74656), (1464, 55992), (1952, 41994), (2196, 37328), (2333, 35136), (2928, 27996), (3904, 20997), (4392, 18664), (4666, 17568), (5856, 13998), (6999, 11712), (8784, 9332)]