340848640

素因数分解:

$2^{12}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:146

約数の個数: 208

約数和(自身を含む): 955398240

約数和(自身を除く): 614549600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 89, 110, 128, 136, 160, 170, 176, 178, 187, 220, 256, 272, 320, 340, 352, 356, 374, 440, 445, 512, 544, 640, 680, 704, 712, 748, 880, 890, 935, 979, 1024, 1088, 1280, 1360, 1408, 1424, 1496, 1513, 1760, 1780, 1870, 1958, 2048, 2176, 2560, 2720, 2816, 2848, 2992, 3026, 3520, 3560, 3740, 3916, 4096, 4352, 4895, 5120, 5440, 5632, 5696, 5984, 6052, 7040, 7120, 7480, 7565, 7832, 8704, 9790, 10240, 10880, 11264, 11392, 11968, 12104, 14080, 14240, 14960, 15130, 15664, 16643, 17408, 19580, 20480, 21760, 22528, 22784, 23936, 24208, 28160, 28480, 29920, 30260, 31328, 33286, 34816, 39160, 43520, 45056, 45568, 47872, 48416, 56320, 56960, 59840, 60520, 62656, 66572, 69632, 78320, 83215, 87040, 91136, 95744, 96832, 112640, 113920, 119680, 121040, 125312, 133144, 156640, 166430, 174080, 182272, 191488, 193664, 225280, 227840, 239360, 242080, 250624, 266288, 313280, 332860, 348160, 364544, 382976, 387328, 455680, 478720, 484160, 501248, 532576, 626560, 665720, 765952, 774656, 911360, 957440, 968320, 1002496, 1065152, 1253120, 1331440, 1549312, 1822720, 1914880, 1936640, 2004992, 2130304, 2506240, 2662880, 3098624, 3829760, 3873280, 4009984, 4260608, 5012480, 5325760, 6197248, 7746560, 8521216, 10024960, 10651520, 15493120, 17042432, 20049920, 21303040, 30986240, 34084864, 42606080, 68169728, 85212160, 170424320, 340848640]

約数ペア:

[(1, 340848640), (2, 170424320), (4, 85212160), (5, 68169728), (8, 42606080), (10, 34084864), (11, 30986240), (16, 21303040), (17, 20049920), (20, 17042432), (22, 15493120), (32, 10651520), (34, 10024960), (40, 8521216), (44, 7746560), (55, 6197248), (64, 5325760), (68, 5012480), (80, 4260608), (85, 4009984), (88, 3873280), (89, 3829760), (110, 3098624), (128, 2662880), (136, 2506240), (160, 2130304), (170, 2004992), (176, 1936640), (178, 1914880), (187, 1822720), (220, 1549312), (256, 1331440), (272, 1253120), (320, 1065152), (340, 1002496), (352, 968320), (356, 957440), (374, 911360), (440, 774656), (445, 765952), (512, 665720), (544, 626560), (640, 532576), (680, 501248), (704, 484160), (712, 478720), (748, 455680), (880, 387328), (890, 382976), (935, 364544), (979, 348160), (1024, 332860), (1088, 313280), (1280, 266288), (1360, 250624), (1408, 242080), (1424, 239360), (1496, 227840), (1513, 225280), (1760, 193664), (1780, 191488), (1870, 182272), (1958, 174080), (2048, 166430), (2176, 156640), (2560, 133144), (2720, 125312), (2816, 121040), (2848, 119680), (2992, 113920), (3026, 112640), (3520, 96832), (3560, 95744), (3740, 91136), (3916, 87040), (4096, 83215), (4352, 78320), (4895, 69632), (5120, 66572), (5440, 62656), (5632, 60520), (5696, 59840), (5984, 56960), (6052, 56320), (7040, 48416), (7120, 47872), (7480, 45568), (7565, 45056), (7832, 43520), (8704, 39160), (9790, 34816), (10240, 33286), (10880, 31328), (11264, 30260), (11392, 29920), (11968, 28480), (12104, 28160), (14080, 24208), (14240, 23936), (14960, 22784), (15130, 22528), (15664, 21760), (16643, 20480), (17408, 19580)]