2019982860

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{25447}}^1$

素因数の和:25482

約数の個数: 180

約数和(自身を含む): 7371623952

約数和(自身を除く): 5351641092

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 490, 540, 567, 588, 630, 735, 756, 810, 882, 945, 980, 1134, 1260, 1323, 1470, 1620, 1764, 1890, 2205, 2268, 2646, 2835, 2940, 3780, 3969, 4410, 5292, 5670, 6615, 7938, 8820, 11340, 13230, 15876, 19845, 25447, 26460, 39690, 50894, 76341, 79380, 101788, 127235, 152682, 178129, 229023, 254470, 305364, 356258, 381705, 458046, 508940, 534387, 687069, 712516, 763410, 890645, 916092, 1068774, 1145115, 1246903, 1374138, 1526820, 1603161, 1781290, 2061207, 2137548, 2290230, 2493806, 2671935, 2748276, 3206322, 3435345, 3562580, 3740709, 4122414, 4580460, 4809483, 4987612, 5343870, 6234515, 6412644, 6870690, 7481418, 8015805, 8244828, 9618966, 10306035, 10687740, 11222127, 12469030, 13741380, 14428449, 14962836, 16031610, 18703545, 19237932, 20612070, 22444254, 24047415, 24938060, 28856898, 32063220, 33666381, 37407090, 41224140, 44888508, 48094830, 56110635, 57713796, 67332762, 72142245, 74814180, 96189660, 100999143, 112221270, 134665524, 144284490, 168331905, 201998286, 224442540, 288568980, 336663810, 403996572, 504995715, 673327620, 1009991430, 2019982860]

約数ペア:

[(1, 2019982860), (2, 1009991430), (3, 673327620), (4, 504995715), (5, 403996572), (6, 336663810), (7, 288568980), (9, 224442540), (10, 201998286), (12, 168331905), (14, 144284490), (15, 134665524), (18, 112221270), (20, 100999143), (21, 96189660), (27, 74814180), (28, 72142245), (30, 67332762), (35, 57713796), (36, 56110635), (42, 48094830), (45, 44888508), (49, 41224140), (54, 37407090), (60, 33666381), (63, 32063220), (70, 28856898), (81, 24938060), (84, 24047415), (90, 22444254), (98, 20612070), (105, 19237932), (108, 18703545), (126, 16031610), (135, 14962836), (140, 14428449), (147, 13741380), (162, 12469030), (180, 11222127), (189, 10687740), (196, 10306035), (210, 9618966), (245, 8244828), (252, 8015805), (270, 7481418), (294, 6870690), (315, 6412644), (324, 6234515), (378, 5343870), (405, 4987612), (420, 4809483), (441, 4580460), (490, 4122414), (540, 3740709), (567, 3562580), (588, 3435345), (630, 3206322), (735, 2748276), (756, 2671935), (810, 2493806), (882, 2290230), (945, 2137548), (980, 2061207), (1134, 1781290), (1260, 1603161), (1323, 1526820), (1470, 1374138), (1620, 1246903), (1764, 1145115), (1890, 1068774), (2205, 916092), (2268, 890645), (2646, 763410), (2835, 712516), (2940, 687069), (3780, 534387), (3969, 508940), (4410, 458046), (5292, 381705), (5670, 356258), (6615, 305364), (7938, 254470), (8820, 229023), (11340, 178129), (13230, 152682), (15876, 127235), (19845, 101788), (25447, 79380), (26460, 76341), (39690, 50894)]