128190720

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:301

約数の個数: 288

約数和(自身を含む): 494484480

約数和(自身を除く): 366293760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 64, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 128, 133, 140, 152, 160, 168, 190, 192, 210, 224, 228, 240, 251, 256, 266, 280, 285, 304, 320, 336, 380, 384, 399, 420, 448, 456, 480, 502, 532, 560, 570, 608, 640, 665, 672, 753, 760, 768, 798, 840, 896, 912, 960, 1004, 1064, 1120, 1140, 1216, 1255, 1280, 1330, 1344, 1506, 1520, 1596, 1680, 1757, 1792, 1824, 1920, 1995, 2008, 2128, 2240, 2280, 2432, 2510, 2660, 2688, 3012, 3040, 3192, 3360, 3514, 3648, 3765, 3840, 3990, 4016, 4256, 4480, 4560, 4769, 4864, 5020, 5271, 5320, 5376, 6024, 6080, 6384, 6720, 7028, 7296, 7530, 7980, 8032, 8512, 8785, 8960, 9120, 9538, 10040, 10542, 10640, 12048, 12160, 12768, 13440, 14056, 14307, 14592, 15060, 15960, 16064, 17024, 17570, 18240, 19076, 20080, 21084, 21280, 23845, 24096, 24320, 25536, 26355, 26880, 28112, 28614, 30120, 31920, 32128, 33383, 34048, 35140, 36480, 38152, 40160, 42168, 42560, 47690, 48192, 51072, 52710, 56224, 57228, 60240, 63840, 64256, 66766, 70280, 71535, 72960, 76304, 80320, 84336, 85120, 95380, 96384, 100149, 102144, 105420, 112448, 114456, 120480, 127680, 133532, 140560, 143070, 152608, 160640, 166915, 168672, 170240, 190760, 192768, 200298, 210840, 224896, 228912, 240960, 255360, 267064, 281120, 286140, 305216, 321280, 333830, 337344, 381520, 400596, 421680, 449792, 457824, 481920, 500745, 510720, 534128, 562240, 572280, 610432, 667660, 674688, 763040, 801192, 843360, 915648, 963840, 1001490, 1068256, 1124480, 1144560, 1220864, 1335320, 1349376, 1526080, 1602384, 1686720, 1831296, 2002980, 2136512, 2248960, 2289120, 2670640, 3052160, 3204768, 3373440, 3662592, 4005960, 4273024, 4578240, 5341280, 6104320, 6409536, 6746880, 8011920, 8546048, 9156480, 10682560, 12819072, 16023840, 18312960, 21365120, 25638144, 32047680, 42730240, 64095360, 128190720]

約数ペア:

[(1, 128190720), (2, 64095360), (3, 42730240), (4, 32047680), (5, 25638144), (6, 21365120), (7, 18312960), (8, 16023840), (10, 12819072), (12, 10682560), (14, 9156480), (15, 8546048), (16, 8011920), (19, 6746880), (20, 6409536), (21, 6104320), (24, 5341280), (28, 4578240), (30, 4273024), (32, 4005960), (35, 3662592), (38, 3373440), (40, 3204768), (42, 3052160), (48, 2670640), (56, 2289120), (57, 2248960), (60, 2136512), (64, 2002980), (70, 1831296), (76, 1686720), (80, 1602384), (84, 1526080), (95, 1349376), (96, 1335320), (105, 1220864), (112, 1144560), (114, 1124480), (120, 1068256), (128, 1001490), (133, 963840), (140, 915648), (152, 843360), (160, 801192), (168, 763040), (190, 674688), (192, 667660), (210, 610432), (224, 572280), (228, 562240), (240, 534128), (251, 510720), (256, 500745), (266, 481920), (280, 457824), (285, 449792), (304, 421680), (320, 400596), (336, 381520), (380, 337344), (384, 333830), (399, 321280), (420, 305216), (448, 286140), (456, 281120), (480, 267064), (502, 255360), (532, 240960), (560, 228912), (570, 224896), (608, 210840), (640, 200298), (665, 192768), (672, 190760), (753, 170240), (760, 168672), (768, 166915), (798, 160640), (840, 152608), (896, 143070), (912, 140560), (960, 133532), (1004, 127680), (1064, 120480), (1120, 114456), (1140, 112448), (1216, 105420), (1255, 102144), (1280, 100149), (1330, 96384), (1344, 95380), (1506, 85120), (1520, 84336), (1596, 80320), (1680, 76304), (1757, 72960), (1792, 71535), (1824, 70280), (1920, 66766), (1995, 64256), (2008, 63840), (2128, 60240), (2240, 57228), (2280, 56224), (2432, 52710), (2510, 51072), (2660, 48192), (2688, 47690), (3012, 42560), (3040, 42168), (3192, 40160), (3360, 38152), (3514, 36480), (3648, 35140), (3765, 34048), (3840, 33383), (3990, 32128), (4016, 31920), (4256, 30120), (4480, 28614), (4560, 28112), (4769, 26880), (4864, 26355), (5020, 25536), (5271, 24320), (5320, 24096), (5376, 23845), (6024, 21280), (6080, 21084), (6384, 20080), (6720, 19076), (7028, 18240), (7296, 17570), (7530, 17024), (7980, 16064), (8032, 15960), (8512, 15060), (8785, 14592), (8960, 14307), (9120, 14056), (9538, 13440), (10040, 12768), (10542, 12160), (10640, 12048)]