1218537984

素因数分解:

$2^9\times 3^1\times {\mathrm{197}}^1\times {\mathrm{4027}}^1$

素因数の和:4245

約数の個数: 80

約数和(自身を含む): 3263550048

約数和(自身を除く): 2045012064

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 197, 256, 384, 394, 512, 591, 768, 788, 1182, 1536, 1576, 2364, 3152, 4027, 4728, 6304, 8054, 9456, 12081, 12608, 16108, 18912, 24162, 25216, 32216, 37824, 48324, 50432, 64432, 75648, 96648, 100864, 128864, 151296, 193296, 257728, 302592, 386592, 515456, 773184, 793319, 1030912, 1546368, 1586638, 2061824, 2379957, 3092736, 3173276, 4759914, 6185472, 6346552, 9519828, 12693104, 19039656, 25386208, 38079312, 50772416, 76158624, 101544832, 152317248, 203089664, 304634496, 406179328, 609268992, 1218537984]

約数ペア:

[(1, 1218537984), (2, 609268992), (3, 406179328), (4, 304634496), (6, 203089664), (8, 152317248), (12, 101544832), (16, 76158624), (24, 50772416), (32, 38079312), (48, 25386208), (64, 19039656), (96, 12693104), (128, 9519828), (192, 6346552), (197, 6185472), (256, 4759914), (384, 3173276), (394, 3092736), (512, 2379957), (591, 2061824), (768, 1586638), (788, 1546368), (1182, 1030912), (1536, 793319), (1576, 773184), (2364, 515456), (3152, 386592), (4027, 302592), (4728, 257728), (6304, 193296), (8054, 151296), (9456, 128864), (12081, 100864), (12608, 96648), (16108, 75648), (18912, 64432), (24162, 50432), (25216, 48324), (32216, 37824)]