21026266560

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{561599}}^1$

素因数の和:561635

約数の個数: 168

約数和(自身を含む): 77884934400

約数和(自身を除く): 56858667840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 260, 288, 312, 320, 360, 390, 416, 468, 480, 520, 576, 585, 624, 720, 780, 832, 936, 960, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 2496, 2880, 3120, 3744, 4160, 4680, 6240, 7488, 9360, 12480, 18720, 37440, 561599, 1123198, 1684797, 2246396, 2807995, 3369594, 4492792, 5054391, 5615990, 6739188, 7300787, 8423985, 8985584, 10108782, 11231980, 13478376, 14601574, 16847970, 17971168, 20217564, 21902361, 22463960, 25271955, 26956752, 29203148, 33695940, 35942336, 36503935, 40435128, 43804722, 44927920, 50543910, 53913504, 58406296, 65707083, 67391880, 73007870, 80870256, 87609444, 89855840, 101087820, 107827008, 109511805, 116812592, 131414166, 134783760, 146015740, 161740512, 175218888, 179711680, 202175640, 219023610, 233625184, 262828332, 269567520, 292031480, 323481024, 328535415, 350437776, 404351280, 438047220, 467250368, 525656664, 539135040, 584062960, 657070830, 700875552, 808702560, 876094440, 1051313328, 1168125920, 1314141660, 1401751104, 1617405120, 1752188880, 2102626656, 2336251840, 2628283320, 3504377760, 4205253312, 5256566640, 7008755520, 10513133280, 21026266560]

約数ペア:

[(1, 21026266560), (2, 10513133280), (3, 7008755520), (4, 5256566640), (5, 4205253312), (6, 3504377760), (8, 2628283320), (9, 2336251840), (10, 2102626656), (12, 1752188880), (13, 1617405120), (15, 1401751104), (16, 1314141660), (18, 1168125920), (20, 1051313328), (24, 876094440), (26, 808702560), (30, 700875552), (32, 657070830), (36, 584062960), (39, 539135040), (40, 525656664), (45, 467250368), (48, 438047220), (52, 404351280), (60, 350437776), (64, 328535415), (65, 323481024), (72, 292031480), (78, 269567520), (80, 262828332), (90, 233625184), (96, 219023610), (104, 202175640), (117, 179711680), (120, 175218888), (130, 161740512), (144, 146015740), (156, 134783760), (160, 131414166), (180, 116812592), (192, 109511805), (195, 107827008), (208, 101087820), (234, 89855840), (240, 87609444), (260, 80870256), (288, 73007870), (312, 67391880), (320, 65707083), (360, 58406296), (390, 53913504), (416, 50543910), (468, 44927920), (480, 43804722), (520, 40435128), (576, 36503935), (585, 35942336), (624, 33695940), (720, 29203148), (780, 26956752), (832, 25271955), (936, 22463960), (960, 21902361), (1040, 20217564), (1170, 17971168), (1248, 16847970), (1440, 14601574), (1560, 13478376), (1872, 11231980), (2080, 10108782), (2340, 8985584), (2496, 8423985), (2880, 7300787), (3120, 6739188), (3744, 5615990), (4160, 5054391), (4680, 4492792), (6240, 3369594), (7488, 2807995), (9360, 2246396), (12480, 1684797), (18720, 1123198), (37440, 561599)]