21495620160

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{355417}}^1$

素因数の和:355450

約数の個数: 224

約数和(自身を含む): 86665125120

約数和(自身を除く): 65169504960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 420, 432, 448, 480, 504, 540, 560, 576, 630, 672, 720, 756, 840, 864, 945, 960, 1008, 1080, 1120, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 2016, 2160, 2240, 2520, 2880, 3024, 3360, 3780, 4032, 4320, 5040, 6048, 6720, 7560, 8640, 10080, 12096, 15120, 20160, 30240, 60480, 355417, 710834, 1066251, 1421668, 1777085, 2132502, 2487919, 2843336, 3198753, 3554170, 4265004, 4975838, 5331255, 5686672, 6397506, 7108340, 7463757, 8530008, 9596259, 9951676, 10662510, 11373344, 12439595, 12795012, 14216680, 14927514, 15993765, 17060016, 19192518, 19903352, 21325020, 22391271, 22746688, 24879190, 25590024, 28433360, 29855028, 31987530, 34120032, 37318785, 38385036, 39806704, 42650040, 44782542, 47981295, 49758380, 51180048, 56866720, 59710056, 63975060, 67173813, 68240064, 74637570, 76770072, 79613408, 85300080, 89565084, 95962590, 99516760, 102360096, 111956355, 113733440, 119420112, 127950120, 134347626, 149275140, 153540144, 159226816, 170600160, 179130168, 191925180, 199033520, 204720192, 223912710, 238840224, 255900240, 268695252, 298550280, 307080288, 335869065, 341200320, 358260336, 383850360, 398067040, 447825420, 477680448, 511800480, 537390504, 597100560, 614160576, 671738130, 716520672, 767700720, 796134080, 895650840, 1023600960, 1074781008, 1194201120, 1343476260, 1433041344, 1535401440, 1791301680, 2149562016, 2388402240, 2686952520, 3070802880, 3582603360, 4299124032, 5373905040, 7165206720, 10747810080, 21495620160]

約数ペア:

[(1, 21495620160), (2, 10747810080), (3, 7165206720), (4, 5373905040), (5, 4299124032), (6, 3582603360), (7, 3070802880), (8, 2686952520), (9, 2388402240), (10, 2149562016), (12, 1791301680), (14, 1535401440), (15, 1433041344), (16, 1343476260), (18, 1194201120), (20, 1074781008), (21, 1023600960), (24, 895650840), (27, 796134080), (28, 767700720), (30, 716520672), (32, 671738130), (35, 614160576), (36, 597100560), (40, 537390504), (42, 511800480), (45, 477680448), (48, 447825420), (54, 398067040), (56, 383850360), (60, 358260336), (63, 341200320), (64, 335869065), (70, 307080288), (72, 298550280), (80, 268695252), (84, 255900240), (90, 238840224), (96, 223912710), (105, 204720192), (108, 199033520), (112, 191925180), (120, 179130168), (126, 170600160), (135, 159226816), (140, 153540144), (144, 149275140), (160, 134347626), (168, 127950120), (180, 119420112), (189, 113733440), (192, 111956355), (210, 102360096), (216, 99516760), (224, 95962590), (240, 89565084), (252, 85300080), (270, 79613408), (280, 76770072), (288, 74637570), (315, 68240064), (320, 67173813), (336, 63975060), (360, 59710056), (378, 56866720), (420, 51180048), (432, 49758380), (448, 47981295), (480, 44782542), (504, 42650040), (540, 39806704), (560, 38385036), (576, 37318785), (630, 34120032), (672, 31987530), (720, 29855028), (756, 28433360), (840, 25590024), (864, 24879190), (945, 22746688), (960, 22391271), (1008, 21325020), (1080, 19903352), (1120, 19192518), (1260, 17060016), (1344, 15993765), (1440, 14927514), (1512, 14216680), (1680, 12795012), (1728, 12439595), (1890, 11373344), (2016, 10662510), (2160, 9951676), (2240, 9596259), (2520, 8530008), (2880, 7463757), (3024, 7108340), (3360, 6397506), (3780, 5686672), (4032, 5331255), (4320, 4975838), (5040, 4265004), (6048, 3554170), (6720, 3198753), (7560, 2843336), (8640, 2487919), (10080, 2132502), (12096, 1777085), (15120, 1421668), (20160, 1066251), (30240, 710834), (60480, 355417)]