20778075360

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{919}}^1\times {\mathrm{2243}}^1$

素因数の和:3190

約数の個数: 288

約数和(自身を含む): 81158837760

約数和(自身を除く): 60380762400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 919, 1008, 1120, 1260, 1440, 1680, 1838, 2016, 2243, 2520, 2757, 3360, 3676, 4486, 4595, 5040, 5514, 6433, 6729, 7352, 8271, 8972, 9190, 10080, 11028, 11215, 12866, 13458, 13785, 14704, 15701, 16542, 17944, 18380, 19299, 20187, 22056, 22430, 25732, 26916, 27570, 29408, 31402, 32165, 33084, 33645, 35888, 36760, 38598, 40374, 41355, 44112, 44860, 47103, 51464, 53832, 55140, 57897, 62804, 64330, 66168, 67290, 71776, 73520, 77196, 78505, 80748, 82710, 88224, 89720, 94206, 96495, 100935, 102928, 107664, 110280, 115794, 125608, 128660, 132336, 134580, 141309, 147040, 154392, 157010, 161496, 165420, 179440, 188412, 192990, 201870, 205856, 215328, 220560, 231588, 235515, 251216, 257320, 264672, 269160, 282618, 289485, 308784, 314020, 322992, 330840, 358880, 376824, 385980, 403740, 441120, 463176, 471030, 502432, 514640, 538320, 565236, 578970, 617568, 628040, 645984, 661680, 706545, 753648, 771960, 807480, 926352, 942060, 1029280, 1076640, 1130472, 1157940, 1256080, 1323360, 1413090, 1507296, 1543920, 1614960, 1852704, 1884120, 2061317, 2260944, 2315880, 2512160, 2826180, 3087840, 3229920, 3768240, 4122634, 4521888, 4631760, 5652360, 6183951, 7536480, 8245268, 9263520, 10306585, 11304720, 12367902, 14429219, 16490536, 18551853, 20613170, 22609440, 24735804, 28858438, 30919755, 32981072, 37103706, 41226340, 43287657, 49471608, 57716876, 61839510, 65962144, 72146095, 74207412, 82452680, 86575314, 92759265, 98943216, 115433752, 123679020, 129862971, 144292190, 148414824, 164905360, 173150628, 185518530, 197886432, 216438285, 230867504, 247358040, 259725942, 288584380, 296829648, 329810720, 346301256, 371037060, 432876570, 461735008, 494716080, 519451884, 577168760, 593659296, 649314855, 692602512, 742074120, 865753140, 989432160, 1038903768, 1154337520, 1298629710, 1385205024, 1484148240, 1731506280, 2077807536, 2308675040, 2597259420, 2968296480, 3463012560, 4155615072, 5194518840, 6926025120, 10389037680, 20778075360]

約数ペア:

[(1, 20778075360), (2, 10389037680), (3, 6926025120), (4, 5194518840), (5, 4155615072), (6, 3463012560), (7, 2968296480), (8, 2597259420), (9, 2308675040), (10, 2077807536), (12, 1731506280), (14, 1484148240), (15, 1385205024), (16, 1298629710), (18, 1154337520), (20, 1038903768), (21, 989432160), (24, 865753140), (28, 742074120), (30, 692602512), (32, 649314855), (35, 593659296), (36, 577168760), (40, 519451884), (42, 494716080), (45, 461735008), (48, 432876570), (56, 371037060), (60, 346301256), (63, 329810720), (70, 296829648), (72, 288584380), (80, 259725942), (84, 247358040), (90, 230867504), (96, 216438285), (105, 197886432), (112, 185518530), (120, 173150628), (126, 164905360), (140, 148414824), (144, 144292190), (160, 129862971), (168, 123679020), (180, 115433752), (210, 98943216), (224, 92759265), (240, 86575314), (252, 82452680), (280, 74207412), (288, 72146095), (315, 65962144), (336, 61839510), (360, 57716876), (420, 49471608), (480, 43287657), (504, 41226340), (560, 37103706), (630, 32981072), (672, 30919755), (720, 28858438), (840, 24735804), (919, 22609440), (1008, 20613170), (1120, 18551853), (1260, 16490536), (1440, 14429219), (1680, 12367902), (1838, 11304720), (2016, 10306585), (2243, 9263520), (2520, 8245268), (2757, 7536480), (3360, 6183951), (3676, 5652360), (4486, 4631760), (4595, 4521888), (5040, 4122634), (5514, 3768240), (6433, 3229920), (6729, 3087840), (7352, 2826180), (8271, 2512160), (8972, 2315880), (9190, 2260944), (10080, 2061317), (11028, 1884120), (11215, 1852704), (12866, 1614960), (13458, 1543920), (13785, 1507296), (14704, 1413090), (15701, 1323360), (16542, 1256080), (17944, 1157940), (18380, 1130472), (19299, 1076640), (20187, 1029280), (22056, 942060), (22430, 926352), (25732, 807480), (26916, 771960), (27570, 753648), (29408, 706545), (31402, 661680), (32165, 645984), (33084, 628040), (33645, 617568), (35888, 578970), (36760, 565236), (38598, 538320), (40374, 514640), (41355, 502432), (44112, 471030), (44860, 463176), (47103, 441120), (51464, 403740), (53832, 385980), (55140, 376824), (57897, 358880), (62804, 330840), (64330, 322992), (66168, 314020), (67290, 308784), (71776, 289485), (73520, 282618), (77196, 269160), (78505, 264672), (80748, 257320), (82710, 251216), (88224, 235515), (89720, 231588), (94206, 220560), (96495, 215328), (100935, 205856), (102928, 201870), (107664, 192990), (110280, 188412), (115794, 179440), (125608, 165420), (128660, 161496), (132336, 157010), (134580, 154392), (141309, 147040)]