1919779380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{643}}^1$

素因数の和:780

約数の個数: 240

約数和(自身を含む): 6414703680

約数和(自身を除く): 4494924300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 97, 108, 114, 135, 162, 171, 180, 190, 194, 228, 270, 285, 291, 324, 342, 380, 388, 405, 485, 513, 540, 570, 582, 643, 684, 810, 855, 873, 970, 1026, 1140, 1164, 1286, 1455, 1539, 1620, 1710, 1746, 1843, 1929, 1940, 2052, 2565, 2572, 2619, 2910, 3078, 3215, 3420, 3492, 3686, 3858, 4365, 5130, 5238, 5529, 5787, 5820, 6156, 6430, 7372, 7695, 7716, 7857, 8730, 9215, 9645, 10260, 10476, 11058, 11574, 12217, 12860, 13095, 15390, 15714, 16587, 17361, 17460, 18430, 19290, 22116, 23148, 24434, 26190, 27645, 28935, 30780, 31428, 33174, 34722, 36651, 36860, 38580, 39285, 48868, 49761, 52083, 52380, 55290, 57870, 61085, 62371, 66348, 69444, 73302, 78570, 82935, 86805, 99522, 104166, 109953, 110580, 115740, 122170, 124742, 146604, 149283, 157140, 165870, 173610, 183255, 187113, 199044, 208332, 219906, 244340, 248805, 249484, 260415, 298566, 311855, 329859, 331740, 347220, 366510, 374226, 439812, 497610, 520830, 549765, 561339, 597132, 623710, 659718, 733020, 746415, 748452, 935565, 989577, 995220, 1041660, 1099530, 1122678, 1185049, 1247420, 1319436, 1492830, 1649295, 1684017, 1871130, 1979154, 2199060, 2245356, 2370098, 2806695, 2985660, 3298590, 3368034, 3555147, 3742260, 3958308, 4740196, 4947885, 5052051, 5613390, 5925245, 6597180, 6736068, 7110294, 8420085, 9895770, 10104102, 10665441, 11226780, 11850490, 14220588, 16840170, 17775735, 19791540, 20208204, 21330882, 23700980, 25260255, 31996323, 33680340, 35551470, 42661764, 50520510, 53327205, 63992646, 71102940, 95988969, 101041020, 106654410, 127985292, 159981615, 191977938, 213308820, 319963230, 383955876, 479944845, 639926460, 959889690, 1919779380]

約数ペア:

[(1, 1919779380), (2, 959889690), (3, 639926460), (4, 479944845), (5, 383955876), (6, 319963230), (9, 213308820), (10, 191977938), (12, 159981615), (15, 127985292), (18, 106654410), (19, 101041020), (20, 95988969), (27, 71102940), (30, 63992646), (36, 53327205), (38, 50520510), (45, 42661764), (54, 35551470), (57, 33680340), (60, 31996323), (76, 25260255), (81, 23700980), (90, 21330882), (95, 20208204), (97, 19791540), (108, 17775735), (114, 16840170), (135, 14220588), (162, 11850490), (171, 11226780), (180, 10665441), (190, 10104102), (194, 9895770), (228, 8420085), (270, 7110294), (285, 6736068), (291, 6597180), (324, 5925245), (342, 5613390), (380, 5052051), (388, 4947885), (405, 4740196), (485, 3958308), (513, 3742260), (540, 3555147), (570, 3368034), (582, 3298590), (643, 2985660), (684, 2806695), (810, 2370098), (855, 2245356), (873, 2199060), (970, 1979154), (1026, 1871130), (1140, 1684017), (1164, 1649295), (1286, 1492830), (1455, 1319436), (1539, 1247420), (1620, 1185049), (1710, 1122678), (1746, 1099530), (1843, 1041660), (1929, 995220), (1940, 989577), (2052, 935565), (2565, 748452), (2572, 746415), (2619, 733020), (2910, 659718), (3078, 623710), (3215, 597132), (3420, 561339), (3492, 549765), (3686, 520830), (3858, 497610), (4365, 439812), (5130, 374226), (5238, 366510), (5529, 347220), (5787, 331740), (5820, 329859), (6156, 311855), (6430, 298566), (7372, 260415), (7695, 249484), (7716, 248805), (7857, 244340), (8730, 219906), (9215, 208332), (9645, 199044), (10260, 187113), (10476, 183255), (11058, 173610), (11574, 165870), (12217, 157140), (12860, 149283), (13095, 146604), (15390, 124742), (15714, 122170), (16587, 115740), (17361, 110580), (17460, 109953), (18430, 104166), (19290, 99522), (22116, 86805), (23148, 82935), (24434, 78570), (26190, 73302), (27645, 69444), (28935, 66348), (30780, 62371), (31428, 61085), (33174, 57870), (34722, 55290), (36651, 52380), (36860, 52083), (38580, 49761), (39285, 48868)]