217905984

素因数分解:

$2^6\times 3^3\times {\mathrm{19}}^1\times {\mathrm{6637}}^1$

素因数の和:6677

約数の個数: 112

約数和(自身を含む): 674420800

約数和(自身を除く): 456514816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 64, 72, 76, 96, 108, 114, 144, 152, 171, 192, 216, 228, 288, 304, 342, 432, 456, 513, 576, 608, 684, 864, 912, 1026, 1216, 1368, 1728, 1824, 2052, 2736, 3648, 4104, 5472, 6637, 8208, 10944, 13274, 16416, 19911, 26548, 32832, 39822, 53096, 59733, 79644, 106192, 119466, 126103, 159288, 179199, 212384, 238932, 252206, 318576, 358398, 378309, 424768, 477864, 504412, 637152, 716796, 756618, 955728, 1008824, 1134927, 1274304, 1433592, 1513236, 1911456, 2017648, 2269854, 2867184, 3026472, 3404781, 3822912, 4035296, 4539708, 5734368, 6052944, 6809562, 8070592, 9079416, 11468736, 12105888, 13619124, 18158832, 24211776, 27238248, 36317664, 54476496, 72635328, 108952992, 217905984]

約数ペア:

[(1, 217905984), (2, 108952992), (3, 72635328), (4, 54476496), (6, 36317664), (8, 27238248), (9, 24211776), (12, 18158832), (16, 13619124), (18, 12105888), (19, 11468736), (24, 9079416), (27, 8070592), (32, 6809562), (36, 6052944), (38, 5734368), (48, 4539708), (54, 4035296), (57, 3822912), (64, 3404781), (72, 3026472), (76, 2867184), (96, 2269854), (108, 2017648), (114, 1911456), (144, 1513236), (152, 1433592), (171, 1274304), (192, 1134927), (216, 1008824), (228, 955728), (288, 756618), (304, 716796), (342, 637152), (432, 504412), (456, 477864), (513, 424768), (576, 378309), (608, 358398), (684, 318576), (864, 252206), (912, 238932), (1026, 212384), (1216, 179199), (1368, 159288), (1728, 126103), (1824, 119466), (2052, 106192), (2736, 79644), (3648, 59733), (4104, 53096), (5472, 39822), (6637, 32832), (8208, 26548), (10944, 19911), (13274, 16416)]