2168526880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^3\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:284

約数の個数: 192

約数和(自身を含む): 5757696000

約数和(自身を除く): 3589169120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 169, 199, 208, 248, 260, 310, 338, 398, 403, 416, 496, 520, 620, 676, 796, 806, 845, 992, 995, 1040, 1240, 1352, 1592, 1612, 1690, 1990, 2015, 2080, 2197, 2480, 2587, 2704, 3184, 3224, 3380, 3980, 4030, 4394, 4960, 5174, 5239, 5408, 6169, 6368, 6448, 6760, 7960, 8060, 8788, 10348, 10478, 10985, 12338, 12896, 12935, 13520, 15920, 16120, 17576, 20696, 20956, 21970, 24676, 25870, 26195, 27040, 30845, 31840, 32240, 33631, 35152, 41392, 41912, 43940, 49352, 51740, 52390, 61690, 64480, 67262, 68107, 70304, 80197, 82784, 83824, 87880, 98704, 103480, 104780, 123380, 134524, 136214, 160394, 167648, 168155, 175760, 197408, 206960, 209560, 246760, 269048, 272428, 320788, 336310, 340535, 351520, 400985, 413920, 419120, 437203, 493520, 538096, 544856, 641576, 672620, 681070, 801970, 838240, 874406, 987040, 1042561, 1076192, 1089712, 1283152, 1345240, 1362140, 1603940, 1748812, 2085122, 2179424, 2186015, 2566304, 2690480, 2724280, 3207880, 3497624, 4170244, 4372030, 5212805, 5380960, 5448560, 6415760, 6995248, 8340488, 8744060, 10425610, 10897120, 12831520, 13553293, 13990496, 16680976, 17488120, 20851220, 27106586, 33361952, 34976240, 41702440, 54213172, 67766465, 69952480, 83404880, 108426344, 135532930, 166809760, 216852688, 271065860, 433705376, 542131720, 1084263440, 2168526880]

約数ペア:

[(1, 2168526880), (2, 1084263440), (4, 542131720), (5, 433705376), (8, 271065860), (10, 216852688), (13, 166809760), (16, 135532930), (20, 108426344), (26, 83404880), (31, 69952480), (32, 67766465), (40, 54213172), (52, 41702440), (62, 34976240), (65, 33361952), (80, 27106586), (104, 20851220), (124, 17488120), (130, 16680976), (155, 13990496), (160, 13553293), (169, 12831520), (199, 10897120), (208, 10425610), (248, 8744060), (260, 8340488), (310, 6995248), (338, 6415760), (398, 5448560), (403, 5380960), (416, 5212805), (496, 4372030), (520, 4170244), (620, 3497624), (676, 3207880), (796, 2724280), (806, 2690480), (845, 2566304), (992, 2186015), (995, 2179424), (1040, 2085122), (1240, 1748812), (1352, 1603940), (1592, 1362140), (1612, 1345240), (1690, 1283152), (1990, 1089712), (2015, 1076192), (2080, 1042561), (2197, 987040), (2480, 874406), (2587, 838240), (2704, 801970), (3184, 681070), (3224, 672620), (3380, 641576), (3980, 544856), (4030, 538096), (4394, 493520), (4960, 437203), (5174, 419120), (5239, 413920), (5408, 400985), (6169, 351520), (6368, 340535), (6448, 336310), (6760, 320788), (7960, 272428), (8060, 269048), (8788, 246760), (10348, 209560), (10478, 206960), (10985, 197408), (12338, 175760), (12896, 168155), (12935, 167648), (13520, 160394), (15920, 136214), (16120, 134524), (17576, 123380), (20696, 104780), (20956, 103480), (21970, 98704), (24676, 87880), (25870, 83824), (26195, 82784), (27040, 80197), (30845, 70304), (31840, 68107), (32240, 67262), (33631, 64480), (35152, 61690), (41392, 52390), (41912, 51740), (43940, 49352)]