1999271484

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{269}}^1$

素因数の和:434

約数の個数: 240

約数和(自身を含む): 6256958400

約数和(自身を除く): 4257686916

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 29, 36, 42, 54, 58, 63, 81, 84, 87, 108, 113, 116, 126, 162, 174, 189, 203, 226, 252, 261, 269, 324, 339, 348, 378, 406, 452, 522, 538, 567, 609, 678, 756, 783, 791, 807, 812, 1017, 1044, 1076, 1134, 1218, 1356, 1566, 1582, 1614, 1827, 1883, 2034, 2268, 2349, 2373, 2421, 2436, 3051, 3132, 3164, 3228, 3277, 3654, 3766, 4068, 4698, 4746, 4842, 5481, 5649, 6102, 6554, 7119, 7263, 7308, 7532, 7801, 9153, 9396, 9492, 9684, 9831, 10962, 11298, 12204, 13108, 14238, 14526, 15602, 16443, 16947, 18306, 19662, 21357, 21789, 21924, 22596, 22939, 23403, 28476, 29052, 29493, 30397, 31204, 32886, 33894, 36612, 39324, 42714, 43578, 45878, 46806, 50841, 54607, 58986, 60794, 64071, 65772, 67788, 68817, 70209, 85428, 87156, 88479, 91191, 91756, 93612, 101682, 109214, 117972, 121588, 128142, 137634, 140418, 152523, 163821, 176958, 182382, 203364, 206451, 210627, 212779, 218428, 256284, 265437, 273573, 275268, 280836, 305046, 327642, 353916, 364764, 412902, 421254, 425558, 491463, 530874, 547146, 610092, 619353, 631881, 638337, 655284, 820719, 825804, 842508, 851116, 881513, 982926, 1061748, 1094292, 1238706, 1263762, 1276674, 1474389, 1641438, 1763026, 1858059, 1915011, 1965852, 2462157, 2477412, 2527524, 2553348, 2644539, 2948778, 3282876, 3526052, 3716118, 3830022, 4423167, 4924314, 5289078, 5745033, 5897556, 6170591, 7432236, 7660044, 7933617, 8846334, 9848628, 10578156, 11490066, 12341182, 15867234, 17235099, 17692668, 18511773, 22980132, 23800851, 24682364, 31734468, 34470198, 37023546, 47601702, 55535319, 68940396, 71402553, 74047092, 95203404, 111070638, 142805106, 166605957, 222141276, 285610212, 333211914, 499817871, 666423828, 999635742, 1999271484]

約数ペア:

[(1, 1999271484), (2, 999635742), (3, 666423828), (4, 499817871), (6, 333211914), (7, 285610212), (9, 222141276), (12, 166605957), (14, 142805106), (18, 111070638), (21, 95203404), (27, 74047092), (28, 71402553), (29, 68940396), (36, 55535319), (42, 47601702), (54, 37023546), (58, 34470198), (63, 31734468), (81, 24682364), (84, 23800851), (87, 22980132), (108, 18511773), (113, 17692668), (116, 17235099), (126, 15867234), (162, 12341182), (174, 11490066), (189, 10578156), (203, 9848628), (226, 8846334), (252, 7933617), (261, 7660044), (269, 7432236), (324, 6170591), (339, 5897556), (348, 5745033), (378, 5289078), (406, 4924314), (452, 4423167), (522, 3830022), (538, 3716118), (567, 3526052), (609, 3282876), (678, 2948778), (756, 2644539), (783, 2553348), (791, 2527524), (807, 2477412), (812, 2462157), (1017, 1965852), (1044, 1915011), (1076, 1858059), (1134, 1763026), (1218, 1641438), (1356, 1474389), (1566, 1276674), (1582, 1263762), (1614, 1238706), (1827, 1094292), (1883, 1061748), (2034, 982926), (2268, 881513), (2349, 851116), (2373, 842508), (2421, 825804), (2436, 820719), (3051, 655284), (3132, 638337), (3164, 631881), (3228, 619353), (3277, 610092), (3654, 547146), (3766, 530874), (4068, 491463), (4698, 425558), (4746, 421254), (4842, 412902), (5481, 364764), (5649, 353916), (6102, 327642), (6554, 305046), (7119, 280836), (7263, 275268), (7308, 273573), (7532, 265437), (7801, 256284), (9153, 218428), (9396, 212779), (9492, 210627), (9684, 206451), (9831, 203364), (10962, 182382), (11298, 176958), (12204, 163821), (13108, 152523), (14238, 140418), (14526, 137634), (15602, 128142), (16443, 121588), (16947, 117972), (18306, 109214), (19662, 101682), (21357, 93612), (21789, 91756), (21924, 91191), (22596, 88479), (22939, 87156), (23403, 85428), (28476, 70209), (29052, 68817), (29493, 67788), (30397, 65772), (31204, 64071), (32886, 60794), (33894, 58986), (36612, 54607), (39324, 50841), (42714, 46806), (43578, 45878)]