20895087360

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:464

約数の個数: 576

約数和(自身を含む): 81095454720

約数和(自身を除く): 60200367360

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, 163, 168, 190, 192, 210, 224, 228, 240, 251, 256, 266, 280, 285, 304, 320, 326, 336, 380, 384, 399, 420, 448, 456, 480, 489, 502, 532, 560, 570, 608, 640, 652, 665, 672, 753, 760, 768, 798, 815, 840, 896, 912, 960, 978, 1004, 1064, 1120, 1140, 1141, 1216, 1255, 1280, 1304, 1330, 1344, 1506, 1520, 1596, 1630, 1680, 1757, 1792, 1824, 1920, 1956, 1995, 2008, 2128, 2240, 2280, 2282, 2432, 2445, 2510, 2608, 2660, 2688, 3012, 3040, 3097, 3192, 3260, 3360, 3423, 3514, 3648, 3765, 3840, 3912, 3990, 4016, 4256, 4480, 4560, 4564, 4769, 4864, 4890, 5020, 5216, 5271, 5320, 5376, 5705, 6024, 6080, 6194, 6384, 6520, 6720, 6846, 7028, 7296, 7530, 7824, 7980, 8032, 8512, 8785, 8960, 9120, 9128, 9291, 9538, 9780, 10040, 10432, 10542, 10640, 11410, 12048, 12160, 12388, 12768, 13040, 13440, 13692, 14056, 14307, 14592, 15060, 15485, 15648, 15960, 16064, 17024, 17115, 17570, 18240, 18256, 18582, 19076, 19560, 20080, 20864, 21084, 21280, 21679, 22820, 23845, 24096, 24320, 24776, 25536, 26080, 26355, 26880, 27384, 28112, 28614, 30120, 30970, 31296, 31920, 32128, 33383, 34048, 34230, 35140, 36480, 36512, 37164, 38152, 39120, 40160, 40913, 41728, 42168, 42560, 43358, 45640, 46455, 47690, 48192, 49552, 51072, 52160, 52710, 54768, 56224, 57228, 60240, 61940, 62592, 63840, 64256, 65037, 66766, 68460, 70280, 71535, 72960, 73024, 74328, 76304, 78240, 80320, 81826, 84336, 85120, 86716, 91280, 92910, 95380, 96384, 99104, 100149, 102144, 104320, 105420, 108395, 109536, 112448, 114456, 120480, 122739, 123880, 125184, 127680, 130074, 133532, 136920, 140560, 143070, 146048, 148656, 152608, 156480, 160640, 163652, 166915, 168672, 170240, 173432, 182560, 185820, 190760, 192768, 198208, 200298, 204565, 208640, 210840, 216790, 219072, 224896, 228912, 240960, 245478, 247760, 255360, 260148, 267064, 273840, 281120, 286140, 286391, 292096, 297312, 305216, 312960, 321280, 325185, 327304, 333830, 337344, 346864, 365120, 371640, 381520, 396416, 400596, 409130, 421680, 433580, 438144, 449792, 457824, 481920, 490956, 495520, 500745, 510720, 520296, 534128, 547680, 562240, 572280, 572782, 594624, 610432, 613695, 625920, 650370, 654608, 667660, 674688, 693728, 730240, 743280, 763040, 777347, 792832, 801192, 818260, 843360, 859173, 867160, 876288, 915648, 963840, 981912, 991040, 1001490, 1040592, 1068256, 1095360, 1124480, 1144560, 1145564, 1189248, 1220864, 1227390, 1300740, 1309216, 1335320, 1349376, 1387456, 1431955, 1460480, 1486560, 1526080, 1554694, 1602384, 1636520, 1686720, 1718346, 1734320, 1831296, 1963824, 1982080, 2002980, 2081184, 2136512, 2190720, 2248960, 2289120, 2291128, 2332041, 2378496, 2454780, 2601480, 2618432, 2670640, 2774912, 2863910, 2973120, 3052160, 3109388, 3204768, 3273040, 3373440, 3436692, 3468640, 3662592, 3886735, 3927648, 3964160, 4005960, 4162368, 4273024, 4295865, 4381440, 4578240, 4582256, 4664082, 4909560, 5202960, 5236864, 5341280, 5441429, 5549824, 5727820, 5946240, 6104320, 6218776, 6409536, 6546080, 6746880, 6873384, 6937280, 7773470, 7855296, 8011920, 8324736, 8546048, 8591730, 9156480, 9164512, 9328164, 9819120, 10405920, 10473728, 10682560, 10882858, 11455640, 11660205, 11892480, 12437552, 12819072, 13092160, 13746768, 13874560, 15546940, 15710592, 16023840, 16324287, 16649472, 17183460, 18312960, 18329024, 18656328, 19638240, 20811840, 21365120, 21765716, 22911280, 23320410, 24875104, 25638144, 26184320, 27207145, 27493536, 27749120, 31093880, 31421184, 32047680, 32648574, 34366920, 36658048, 37312656, 39276480, 41623680, 42730240, 43531432, 45822560, 46640820, 49750208, 52368640, 54414290, 54987072, 62187760, 64095360, 65297148, 68733840, 73316096, 74625312, 78552960, 81621435, 83247360, 87062864, 91645120, 93281640, 99500416, 108828580, 109974144, 124375520, 128190720, 130594296, 137467680, 149250624, 157105920, 163242870, 174125728, 183290240, 186563280, 199000832, 217657160, 219948288, 248751040, 261188592, 274935360, 298501248, 326485740, 348251456, 366580480, 373126560, 435314320, 497502080, 522377184, 549870720, 597002496, 652971480, 696502912, 746253120, 870628640, 995004160, 1044754368, 1099741440, 1305942960, 1393005824, 1492506240, 1741257280, 2089508736, 2611885920, 2985012480, 3482514560, 4179017472, 5223771840, 6965029120, 10447543680, 20895087360]

約数ペア:

[(1, 20895087360), (2, 10447543680), (3, 6965029120), (4, 5223771840), (5, 4179017472), (6, 3482514560), (7, 2985012480), (8, 2611885920), (10, 2089508736), (12, 1741257280), (14, 1492506240), (15, 1393005824), (16, 1305942960), (19, 1099741440), (20, 1044754368), (21, 995004160), (24, 870628640), (28, 746253120), (30, 696502912), (32, 652971480), (35, 597002496), (38, 549870720), (40, 522377184), (42, 497502080), (48, 435314320), (56, 373126560), (57, 366580480), (60, 348251456), (64, 326485740), (70, 298501248), (76, 274935360), (80, 261188592), (84, 248751040), (95, 219948288), (96, 217657160), (105, 199000832), (112, 186563280), (114, 183290240), (120, 174125728), (128, 163242870), (133, 157105920), (140, 149250624), (152, 137467680), (160, 130594296), (163, 128190720), (168, 124375520), (190, 109974144), (192, 108828580), (210, 99500416), (224, 93281640), (228, 91645120), (240, 87062864), (251, 83247360), (256, 81621435), (266, 78552960), (280, 74625312), (285, 73316096), (304, 68733840), (320, 65297148), (326, 64095360), (336, 62187760), (380, 54987072), (384, 54414290), (399, 52368640), (420, 49750208), (448, 46640820), (456, 45822560), (480, 43531432), (489, 42730240), (502, 41623680), (532, 39276480), (560, 37312656), (570, 36658048), (608, 34366920), (640, 32648574), (652, 32047680), (665, 31421184), (672, 31093880), (753, 27749120), (760, 27493536), (768, 27207145), (798, 26184320), (815, 25638144), (840, 24875104), (896, 23320410), (912, 22911280), (960, 21765716), (978, 21365120), (1004, 20811840), (1064, 19638240), (1120, 18656328), (1140, 18329024), (1141, 18312960), (1216, 17183460), (1255, 16649472), (1280, 16324287), (1304, 16023840), (1330, 15710592), (1344, 15546940), (1506, 13874560), (1520, 13746768), (1596, 13092160), (1630, 12819072), (1680, 12437552), (1757, 11892480), (1792, 11660205), (1824, 11455640), (1920, 10882858), (1956, 10682560), (1995, 10473728), (2008, 10405920), (2128, 9819120), (2240, 9328164), (2280, 9164512), (2282, 9156480), (2432, 8591730), (2445, 8546048), (2510, 8324736), (2608, 8011920), (2660, 7855296), (2688, 7773470), (3012, 6937280), (3040, 6873384), (3097, 6746880), (3192, 6546080), (3260, 6409536), (3360, 6218776), (3423, 6104320), (3514, 5946240), (3648, 5727820), (3765, 5549824), (3840, 5441429), (3912, 5341280), (3990, 5236864), (4016, 5202960), (4256, 4909560), (4480, 4664082), (4560, 4582256), (4564, 4578240), (4769, 4381440), (4864, 4295865), (4890, 4273024), (5020, 4162368), (5216, 4005960), (5271, 3964160), (5320, 3927648), (5376, 3886735), (5705, 3662592), (6024, 3468640), (6080, 3436692), (6194, 3373440), (6384, 3273040), (6520, 3204768), (6720, 3109388), (6846, 3052160), (7028, 2973120), (7296, 2863910), (7530, 2774912), (7824, 2670640), (7980, 2618432), (8032, 2601480), (8512, 2454780), (8785, 2378496), (8960, 2332041), (9120, 2291128), (9128, 2289120), (9291, 2248960), (9538, 2190720), (9780, 2136512), (10040, 2081184), (10432, 2002980), (10542, 1982080), (10640, 1963824), (11410, 1831296), (12048, 1734320), (12160, 1718346), (12388, 1686720), (12768, 1636520), (13040, 1602384), (13440, 1554694), (13692, 1526080), (14056, 1486560), (14307, 1460480), (14592, 1431955), (15060, 1387456), (15485, 1349376), (15648, 1335320), (15960, 1309216), (16064, 1300740), (17024, 1227390), (17115, 1220864), (17570, 1189248), (18240, 1145564), (18256, 1144560), (18582, 1124480), (19076, 1095360), (19560, 1068256), (20080, 1040592), (20864, 1001490), (21084, 991040), (21280, 981912), (21679, 963840), (22820, 915648), (23845, 876288), (24096, 867160), (24320, 859173), (24776, 843360), (25536, 818260), (26080, 801192), (26355, 792832), (26880, 777347), (27384, 763040), (28112, 743280), (28614, 730240), (30120, 693728), (30970, 674688), (31296, 667660), (31920, 654608), (32128, 650370), (33383, 625920), (34048, 613695), (34230, 610432), (35140, 594624), (36480, 572782), (36512, 572280), (37164, 562240), (38152, 547680), (39120, 534128), (40160, 520296), (40913, 510720), (41728, 500745), (42168, 495520), (42560, 490956), (43358, 481920), (45640, 457824), (46455, 449792), (47690, 438144), (48192, 433580), (49552, 421680), (51072, 409130), (52160, 400596), (52710, 396416), (54768, 381520), (56224, 371640), (57228, 365120), (60240, 346864), (61940, 337344), (62592, 333830), (63840, 327304), (64256, 325185), (65037, 321280), (66766, 312960), (68460, 305216), (70280, 297312), (71535, 292096), (72960, 286391), (73024, 286140), (74328, 281120), (76304, 273840), (78240, 267064), (80320, 260148), (81826, 255360), (84336, 247760), (85120, 245478), (86716, 240960), (91280, 228912), (92910, 224896), (95380, 219072), (96384, 216790), (99104, 210840), (100149, 208640), (102144, 204565), (104320, 200298), (105420, 198208), (108395, 192768), (109536, 190760), (112448, 185820), (114456, 182560), (120480, 173432), (122739, 170240), (123880, 168672), (125184, 166915), (127680, 163652), (130074, 160640), (133532, 156480), (136920, 152608), (140560, 148656), (143070, 146048)]