208688688

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2719}}^1$

素因数の和:2787

約数の個数: 120

約数和(自身を含む): 644542080

約数和(自身を除く): 435853392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 41, 48, 52, 72, 78, 82, 104, 117, 123, 144, 156, 164, 208, 234, 246, 312, 328, 369, 468, 492, 533, 624, 656, 738, 936, 984, 1066, 1476, 1599, 1872, 1968, 2132, 2719, 2952, 3198, 4264, 4797, 5438, 5904, 6396, 8157, 8528, 9594, 10876, 12792, 16314, 19188, 21752, 24471, 25584, 32628, 35347, 38376, 43504, 48942, 65256, 70694, 76752, 97884, 106041, 111479, 130512, 141388, 195768, 212082, 222958, 282776, 318123, 334437, 391536, 424164, 445916, 565552, 636246, 668874, 848328, 891832, 1003311, 1272492, 1337748, 1449227, 1696656, 1783664, 2006622, 2544984, 2675496, 2898454, 4013244, 4347681, 5089968, 5350992, 5796908, 8026488, 8695362, 11593816, 13043043, 16052976, 17390724, 23187632, 26086086, 34781448, 52172172, 69562896, 104344344, 208688688]

約数ペア:

[(1, 208688688), (2, 104344344), (3, 69562896), (4, 52172172), (6, 34781448), (8, 26086086), (9, 23187632), (12, 17390724), (13, 16052976), (16, 13043043), (18, 11593816), (24, 8695362), (26, 8026488), (36, 5796908), (39, 5350992), (41, 5089968), (48, 4347681), (52, 4013244), (72, 2898454), (78, 2675496), (82, 2544984), (104, 2006622), (117, 1783664), (123, 1696656), (144, 1449227), (156, 1337748), (164, 1272492), (208, 1003311), (234, 891832), (246, 848328), (312, 668874), (328, 636246), (369, 565552), (468, 445916), (492, 424164), (533, 391536), (624, 334437), (656, 318123), (738, 282776), (936, 222958), (984, 212082), (1066, 195768), (1476, 141388), (1599, 130512), (1872, 111479), (1968, 106041), (2132, 97884), (2719, 76752), (2952, 70694), (3198, 65256), (4264, 48942), (4797, 43504), (5438, 38376), (5904, 35347), (6396, 32628), (8157, 25584), (8528, 24471), (9594, 21752), (10876, 19188), (12792, 16314)]