491104708020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1\times {\mathrm{20807}}^1$

素因数の和:21335

約数の個数: 192

約数和(自身を含む): 1545817996800

約数和(自身を除く): 1054713288780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 109, 135, 180, 218, 270, 327, 401, 436, 540, 545, 654, 802, 981, 1090, 1203, 1308, 1604, 1635, 1962, 2005, 2180, 2406, 2943, 3270, 3609, 3924, 4010, 4812, 4905, 5886, 6015, 6540, 7218, 8020, 9810, 10827, 11772, 12030, 14436, 14715, 18045, 19620, 20807, 21654, 24060, 29430, 36090, 41614, 43308, 43709, 54135, 58860, 62421, 72180, 83228, 87418, 104035, 108270, 124842, 131127, 174836, 187263, 208070, 216540, 218545, 249684, 262254, 312105, 374526, 393381, 416140, 437090, 524508, 561789, 624210, 655635, 749052, 786762, 874180, 936315, 1123578, 1180143, 1248420, 1311270, 1573524, 1872630, 1966905, 2247156, 2267963, 2360286, 2622540, 2808945, 3745260, 3933810, 4535926, 4720572, 5617890, 5900715, 6803889, 7867620, 8343607, 9071852, 11235780, 11339815, 11801430, 13607778, 16687214, 20411667, 22679630, 23602860, 25030821, 27215556, 33374428, 34019445, 40823334, 41718035, 45359260, 50061642, 61235001, 68038890, 75092463, 81646668, 83436070, 100123284, 102058335, 122470002, 125154105, 136077780, 150184926, 166872140, 204116670, 225277389, 244940004, 250308210, 300369852, 306175005, 375462315, 408233340, 450554778, 500616420, 612350010, 750924630, 901109556, 909453163, 1126386945, 1224700020, 1501849260, 1818906326, 2252773890, 2728359489, 3637812652, 4505547780, 4547265815, 5456718978, 8185078467, 9094531630, 10913437956, 13641797445, 16370156934, 18189063260, 24555235401, 27283594890, 32740313868, 40925392335, 49110470802, 54567189780, 81850784670, 98220941604, 122776177005, 163701569340, 245552354010, 491104708020]

約数ペア:

[(1, 491104708020), (2, 245552354010), (3, 163701569340), (4, 122776177005), (5, 98220941604), (6, 81850784670), (9, 54567189780), (10, 49110470802), (12, 40925392335), (15, 32740313868), (18, 27283594890), (20, 24555235401), (27, 18189063260), (30, 16370156934), (36, 13641797445), (45, 10913437956), (54, 9094531630), (60, 8185078467), (90, 5456718978), (108, 4547265815), (109, 4505547780), (135, 3637812652), (180, 2728359489), (218, 2252773890), (270, 1818906326), (327, 1501849260), (401, 1224700020), (436, 1126386945), (540, 909453163), (545, 901109556), (654, 750924630), (802, 612350010), (981, 500616420), (1090, 450554778), (1203, 408233340), (1308, 375462315), (1604, 306175005), (1635, 300369852), (1962, 250308210), (2005, 244940004), (2180, 225277389), (2406, 204116670), (2943, 166872140), (3270, 150184926), (3609, 136077780), (3924, 125154105), (4010, 122470002), (4812, 102058335), (4905, 100123284), (5886, 83436070), (6015, 81646668), (6540, 75092463), (7218, 68038890), (8020, 61235001), (9810, 50061642), (10827, 45359260), (11772, 41718035), (12030, 40823334), (14436, 34019445), (14715, 33374428), (18045, 27215556), (19620, 25030821), (20807, 23602860), (21654, 22679630), (24060, 20411667), (29430, 16687214), (36090, 13607778), (41614, 11801430), (43308, 11339815), (43709, 11235780), (54135, 9071852), (58860, 8343607), (62421, 7867620), (72180, 6803889), (83228, 5900715), (87418, 5617890), (104035, 4720572), (108270, 4535926), (124842, 3933810), (131127, 3745260), (174836, 2808945), (187263, 2622540), (208070, 2360286), (216540, 2267963), (218545, 2247156), (249684, 1966905), (262254, 1872630), (312105, 1573524), (374526, 1311270), (393381, 1248420), (416140, 1180143), (437090, 1123578), (524508, 936315), (561789, 874180), (624210, 786762), (655635, 749052)]