12870607680

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{638423}}^1$

素因数の和:638453

約数の個数: 168

約数和(自身を含む): 50593825152

約数和(自身を除く): 37723217472

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 20160, 638423, 1276846, 1915269, 2553692, 3192115, 3830538, 4468961, 5107384, 5745807, 6384230, 7661076, 8937922, 9576345, 10214768, 11491614, 12768460, 13406883, 15322152, 17875844, 19152690, 20429536, 22344805, 22983228, 25536920, 26813766, 28729035, 30644304, 35751688, 38305380, 40220649, 40859072, 44689610, 45966456, 51073840, 53627532, 57458070, 61288608, 67034415, 71503376, 76610760, 80441298, 89379220, 91932912, 102147680, 107255064, 114916140, 122577216, 134068830, 143006752, 153221520, 160882596, 178758440, 183865824, 201103245, 204295360, 214510128, 229832280, 268137660, 286013504, 306443040, 321765192, 357516880, 367731648, 402206490, 429020256, 459664560, 536275320, 612886080, 643530384, 715033760, 804412980, 858040512, 919329120, 1072550640, 1287060768, 1430067520, 1608825960, 1838658240, 2145101280, 2574121536, 3217651920, 4290202560, 6435303840, 12870607680]

約数ペア:

[(1, 12870607680), (2, 6435303840), (3, 4290202560), (4, 3217651920), (5, 2574121536), (6, 2145101280), (7, 1838658240), (8, 1608825960), (9, 1430067520), (10, 1287060768), (12, 1072550640), (14, 919329120), (15, 858040512), (16, 804412980), (18, 715033760), (20, 643530384), (21, 612886080), (24, 536275320), (28, 459664560), (30, 429020256), (32, 402206490), (35, 367731648), (36, 357516880), (40, 321765192), (42, 306443040), (45, 286013504), (48, 268137660), (56, 229832280), (60, 214510128), (63, 204295360), (64, 201103245), (70, 183865824), (72, 178758440), (80, 160882596), (84, 153221520), (90, 143006752), (96, 134068830), (105, 122577216), (112, 114916140), (120, 107255064), (126, 102147680), (140, 91932912), (144, 89379220), (160, 80441298), (168, 76610760), (180, 71503376), (192, 67034415), (210, 61288608), (224, 57458070), (240, 53627532), (252, 51073840), (280, 45966456), (288, 44689610), (315, 40859072), (320, 40220649), (336, 38305380), (360, 35751688), (420, 30644304), (448, 28729035), (480, 26813766), (504, 25536920), (560, 22983228), (576, 22344805), (630, 20429536), (672, 19152690), (720, 17875844), (840, 15322152), (960, 13406883), (1008, 12768460), (1120, 11491614), (1260, 10214768), (1344, 9576345), (1440, 8937922), (1680, 7661076), (2016, 6384230), (2240, 5745807), (2520, 5107384), (2880, 4468961), (3360, 3830538), (4032, 3192115), (5040, 2553692), (6720, 1915269), (10080, 1276846), (20160, 638423)]