1921086720

素因数分解:

$2^8\times 3^4\times 5^1\times 7^1\times {\mathrm{2647}}^1$

素因数の和:2687

約数の個数: 360

約数和(自身を含む): 7858967424

約数和(自身を除く): 5937880704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 162, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 324, 336, 360, 378, 384, 405, 420, 432, 448, 480, 504, 540, 560, 567, 576, 630, 640, 648, 672, 720, 756, 768, 810, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1134, 1152, 1260, 1280, 1296, 1344, 1440, 1512, 1620, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2268, 2304, 2520, 2592, 2647, 2688, 2835, 2880, 3024, 3240, 3360, 3456, 3780, 3840, 4032, 4320, 4480, 4536, 5040, 5184, 5294, 5376, 5670, 5760, 6048, 6480, 6720, 6912, 7560, 7941, 8064, 8640, 8960, 9072, 10080, 10368, 10588, 11340, 11520, 12096, 12960, 13235, 13440, 15120, 15882, 16128, 17280, 18144, 18529, 20160, 20736, 21176, 22680, 23823, 24192, 25920, 26470, 26880, 30240, 31764, 34560, 36288, 37058, 39705, 40320, 42352, 45360, 47646, 48384, 51840, 52940, 55587, 60480, 63528, 71469, 72576, 74116, 79410, 80640, 84704, 90720, 92645, 95292, 103680, 105880, 111174, 119115, 120960, 127056, 142938, 145152, 148232, 158820, 166761, 169408, 181440, 185290, 190584, 211760, 214407, 222348, 238230, 241920, 254112, 277935, 285876, 296464, 317640, 333522, 338816, 357345, 362880, 370580, 381168, 423520, 428814, 444696, 476460, 500283, 508224, 555870, 571752, 592928, 635280, 667044, 677632, 714690, 725760, 741160, 762336, 833805, 847040, 857628, 889392, 952920, 1000566, 1016448, 1072035, 1111740, 1143504, 1185856, 1270560, 1334088, 1429380, 1482320, 1500849, 1524672, 1667610, 1694080, 1715256, 1778784, 1905840, 2001132, 2032896, 2144070, 2223480, 2287008, 2371712, 2501415, 2541120, 2668176, 2858760, 2964640, 3001698, 3049344, 3335220, 3388160, 3430512, 3557568, 3811680, 4002264, 4288140, 4446960, 4574016, 4743424, 5002830, 5082240, 5336352, 5717520, 5929280, 6003396, 6098688, 6670440, 6861024, 7115136, 7504245, 7623360, 8004528, 8576280, 8893920, 9148032, 10005660, 10164480, 10672704, 11435040, 11858560, 12006792, 13340880, 13722048, 14230272, 15008490, 15246720, 16009056, 17152560, 17787840, 18296064, 20011320, 21345408, 22870080, 23717120, 24013584, 26681760, 27444096, 30016980, 30493440, 32018112, 34305120, 35575680, 40022640, 42690816, 45740160, 48027168, 53363520, 54888192, 60033960, 64036224, 68610240, 71151360, 80045280, 91480320, 96054336, 106727040, 120067920, 128072448, 137220480, 160090560, 192108672, 213454080, 240135840, 274440960, 320181120, 384217344, 480271680, 640362240, 960543360, 1921086720]

約数ペア:

[(1, 1921086720), (2, 960543360), (3, 640362240), (4, 480271680), (5, 384217344), (6, 320181120), (7, 274440960), (8, 240135840), (9, 213454080), (10, 192108672), (12, 160090560), (14, 137220480), (15, 128072448), (16, 120067920), (18, 106727040), (20, 96054336), (21, 91480320), (24, 80045280), (27, 71151360), (28, 68610240), (30, 64036224), (32, 60033960), (35, 54888192), (36, 53363520), (40, 48027168), (42, 45740160), (45, 42690816), (48, 40022640), (54, 35575680), (56, 34305120), (60, 32018112), (63, 30493440), (64, 30016980), (70, 27444096), (72, 26681760), (80, 24013584), (81, 23717120), (84, 22870080), (90, 21345408), (96, 20011320), (105, 18296064), (108, 17787840), (112, 17152560), (120, 16009056), (126, 15246720), (128, 15008490), (135, 14230272), (140, 13722048), (144, 13340880), (160, 12006792), (162, 11858560), (168, 11435040), (180, 10672704), (189, 10164480), (192, 10005660), (210, 9148032), (216, 8893920), (224, 8576280), (240, 8004528), (252, 7623360), (256, 7504245), (270, 7115136), (280, 6861024), (288, 6670440), (315, 6098688), (320, 6003396), (324, 5929280), (336, 5717520), (360, 5336352), (378, 5082240), (384, 5002830), (405, 4743424), (420, 4574016), (432, 4446960), (448, 4288140), (480, 4002264), (504, 3811680), (540, 3557568), (560, 3430512), (567, 3388160), (576, 3335220), (630, 3049344), (640, 3001698), (648, 2964640), (672, 2858760), (720, 2668176), (756, 2541120), (768, 2501415), (810, 2371712), (840, 2287008), (864, 2223480), (896, 2144070), (945, 2032896), (960, 2001132), (1008, 1905840), (1080, 1778784), (1120, 1715256), (1134, 1694080), (1152, 1667610), (1260, 1524672), (1280, 1500849), (1296, 1482320), (1344, 1429380), (1440, 1334088), (1512, 1270560), (1620, 1185856), (1680, 1143504), (1728, 1111740), (1792, 1072035), (1890, 1016448), (1920, 1000566), (2016, 952920), (2160, 889392), (2240, 857628), (2268, 847040), (2304, 833805), (2520, 762336), (2592, 741160), (2647, 725760), (2688, 714690), (2835, 677632), (2880, 667044), (3024, 635280), (3240, 592928), (3360, 571752), (3456, 555870), (3780, 508224), (3840, 500283), (4032, 476460), (4320, 444696), (4480, 428814), (4536, 423520), (5040, 381168), (5184, 370580), (5294, 362880), (5376, 357345), (5670, 338816), (5760, 333522), (6048, 317640), (6480, 296464), (6720, 285876), (6912, 277935), (7560, 254112), (7941, 241920), (8064, 238230), (8640, 222348), (8960, 214407), (9072, 211760), (10080, 190584), (10368, 185290), (10588, 181440), (11340, 169408), (11520, 166761), (12096, 158820), (12960, 148232), (13235, 145152), (13440, 142938), (15120, 127056), (15882, 120960), (16128, 119115), (17280, 111174), (18144, 105880), (18529, 103680), (20160, 95292), (20736, 92645), (21176, 90720), (22680, 84704), (23823, 80640), (24192, 79410), (25920, 74116), (26470, 72576), (26880, 71469), (30240, 63528), (31764, 60480), (34560, 55587), (36288, 52940), (37058, 51840), (39705, 48384), (40320, 47646), (42352, 45360)]