1307961216

素因数分解:

$2^7\times 3^3\times {\mathrm{19}}^1\times {\mathrm{19919}}^1$

素因数の和:19961

約数の個数: 128

約数和(自身を含む): 4063680000

約数和(自身を除く): 2755718784

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, 128, 144, 152, 171, 192, 216, 228, 288, 304, 342, 384, 432, 456, 513, 576, 608, 684, 864, 912, 1026, 1152, 1216, 1368, 1728, 1824, 2052, 2432, 2736, 3456, 3648, 4104, 5472, 7296, 8208, 10944, 16416, 19919, 21888, 32832, 39838, 59757, 65664, 79676, 119514, 159352, 179271, 239028, 318704, 358542, 378461, 478056, 537813, 637408, 717084, 756922, 956112, 1075626, 1135383, 1274816, 1434168, 1513844, 1912224, 2151252, 2270766, 2549632, 2868336, 3027688, 3406149, 3824448, 4302504, 4541532, 5736672, 6055376, 6812298, 7648896, 8605008, 9083064, 10218447, 11473344, 12110752, 13624596, 17210016, 18166128, 20436894, 22946688, 24221504, 27249192, 34420032, 36332256, 40873788, 48443008, 54498384, 68840064, 72664512, 81747576, 108996768, 145329024, 163495152, 217993536, 326990304, 435987072, 653980608, 1307961216]

約数ペア:

[(1, 1307961216), (2, 653980608), (3, 435987072), (4, 326990304), (6, 217993536), (8, 163495152), (9, 145329024), (12, 108996768), (16, 81747576), (18, 72664512), (19, 68840064), (24, 54498384), (27, 48443008), (32, 40873788), (36, 36332256), (38, 34420032), (48, 27249192), (54, 24221504), (57, 22946688), (64, 20436894), (72, 18166128), (76, 17210016), (96, 13624596), (108, 12110752), (114, 11473344), (128, 10218447), (144, 9083064), (152, 8605008), (171, 7648896), (192, 6812298), (216, 6055376), (228, 5736672), (288, 4541532), (304, 4302504), (342, 3824448), (384, 3406149), (432, 3027688), (456, 2868336), (513, 2549632), (576, 2270766), (608, 2151252), (684, 1912224), (864, 1513844), (912, 1434168), (1026, 1274816), (1152, 1135383), (1216, 1075626), (1368, 956112), (1728, 756922), (1824, 717084), (2052, 637408), (2432, 537813), (2736, 478056), (3456, 378461), (3648, 358542), (4104, 318704), (5472, 239028), (7296, 179271), (8208, 159352), (10944, 119514), (16416, 79676), (19919, 65664), (21888, 59757), (32832, 39838)]