20440154880

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{7069}}^1$

素因数の和:7347

約数の個数: 216

約数和(自身を含む): 71012607120

約数和(自身を除く): 50572452240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 251, 256, 288, 320, 360, 384, 480, 502, 576, 640, 720, 753, 768, 960, 1004, 1152, 1255, 1280, 1440, 1506, 1920, 2008, 2259, 2304, 2510, 2880, 3012, 3765, 3840, 4016, 4518, 5020, 5760, 6024, 7069, 7530, 8032, 9036, 10040, 11295, 11520, 12048, 14138, 15060, 16064, 18072, 20080, 21207, 22590, 24096, 28276, 30120, 32128, 35345, 36144, 40160, 42414, 45180, 48192, 56552, 60240, 63621, 64256, 70690, 72288, 80320, 84828, 90360, 96384, 106035, 113104, 120480, 127242, 141380, 144576, 160640, 169656, 180720, 192768, 212070, 226208, 240960, 254484, 282760, 289152, 318105, 321280, 339312, 361440, 424140, 452416, 481920, 508968, 565520, 578304, 636210, 678624, 722880, 848280, 904832, 963840, 1017936, 1131040, 1272420, 1357248, 1445760, 1696560, 1774319, 1809664, 2035872, 2262080, 2544840, 2714496, 2891520, 3393120, 3548638, 4071744, 4524160, 5089680, 5322957, 5428992, 6786240, 7097276, 8143488, 8871595, 9048320, 10179360, 10645914, 13572480, 14194552, 15968871, 16286976, 17743190, 20358720, 21291828, 26614785, 27144960, 28389104, 31937742, 35486380, 40717440, 42583656, 53229570, 56778208, 63875484, 70972760, 79844355, 81434880, 85167312, 106459140, 113556416, 127750968, 141945520, 159688710, 170334624, 212918280, 227112832, 255501936, 283891040, 319377420, 340669248, 425836560, 454225664, 511003872, 567782080, 638754840, 681338496, 851673120, 1022007744, 1135564160, 1277509680, 1362676992, 1703346240, 2044015488, 2271128320, 2555019360, 3406692480, 4088030976, 5110038720, 6813384960, 10220077440, 20440154880]

約数ペア:

[(1, 20440154880), (2, 10220077440), (3, 6813384960), (4, 5110038720), (5, 4088030976), (6, 3406692480), (8, 2555019360), (9, 2271128320), (10, 2044015488), (12, 1703346240), (15, 1362676992), (16, 1277509680), (18, 1135564160), (20, 1022007744), (24, 851673120), (30, 681338496), (32, 638754840), (36, 567782080), (40, 511003872), (45, 454225664), (48, 425836560), (60, 340669248), (64, 319377420), (72, 283891040), (80, 255501936), (90, 227112832), (96, 212918280), (120, 170334624), (128, 159688710), (144, 141945520), (160, 127750968), (180, 113556416), (192, 106459140), (240, 85167312), (251, 81434880), (256, 79844355), (288, 70972760), (320, 63875484), (360, 56778208), (384, 53229570), (480, 42583656), (502, 40717440), (576, 35486380), (640, 31937742), (720, 28389104), (753, 27144960), (768, 26614785), (960, 21291828), (1004, 20358720), (1152, 17743190), (1255, 16286976), (1280, 15968871), (1440, 14194552), (1506, 13572480), (1920, 10645914), (2008, 10179360), (2259, 9048320), (2304, 8871595), (2510, 8143488), (2880, 7097276), (3012, 6786240), (3765, 5428992), (3840, 5322957), (4016, 5089680), (4518, 4524160), (5020, 4071744), (5760, 3548638), (6024, 3393120), (7069, 2891520), (7530, 2714496), (8032, 2544840), (9036, 2262080), (10040, 2035872), (11295, 1809664), (11520, 1774319), (12048, 1696560), (14138, 1445760), (15060, 1357248), (16064, 1272420), (18072, 1131040), (20080, 1017936), (21207, 963840), (22590, 904832), (24096, 848280), (28276, 722880), (30120, 678624), (32128, 636210), (35345, 578304), (36144, 565520), (40160, 508968), (42414, 481920), (45180, 452416), (48192, 424140), (56552, 361440), (60240, 339312), (63621, 321280), (64256, 318105), (70690, 289152), (72288, 282760), (80320, 254484), (84828, 240960), (90360, 226208), (96384, 212070), (106035, 192768), (113104, 180720), (120480, 169656), (127242, 160640), (141380, 144576)]