20742886080

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{342971}}^1$

素因数の和:343004

約数の個数: 224

約数和(自身を含む): 83630292480

約数和(自身を除く): 62887406400

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, 342971, 685942, 1028913, 1371884, 1714855, 2057826, 2400797, 2743768, 3086739, 3429710, 4115652, 4801594, 5144565, 5487536, 6173478, 6859420, 7202391, 8231304, 9260217, 9603188, 10289130, 10975072, 12003985, 12346956, 13718840, 14404782, 15433695, 16462608, 18520434, 19206376, 20578260, 21607173, 21950144, 24007970, 24693912, 27437680, 28809564, 30867390, 32925216, 36011955, 37040868, 38412752, 41156520, 43214346, 46301085, 48015940, 49387824, 54875360, 57619128, 61734780, 64821519, 65850432, 72023910, 74081736, 76825504, 82313040, 86428692, 92602170, 96031880, 98775648, 108035865, 109750720, 115238256, 123469560, 129643038, 144047820, 148163472, 153651008, 164626080, 172857384, 185204340, 192063760, 197551296, 216071730, 230476512, 246939120, 259286076, 288095640, 296326944, 324107595, 329252160, 345714768, 370408680, 384127520, 432143460, 460953024, 493878240, 518572152, 576191280, 592653888, 648215190, 691429536, 740817360, 768255040, 864286920, 987756480, 1037144304, 1152382560, 1296430380, 1382859072, 1481634720, 1728573840, 2074288608, 2304765120, 2592860760, 2963269440, 3457147680, 4148577216, 5185721520, 6914295360, 10371443040, 20742886080]

約数ペア:

[(1, 20742886080), (2, 10371443040), (3, 6914295360), (4, 5185721520), (5, 4148577216), (6, 3457147680), (7, 2963269440), (8, 2592860760), (9, 2304765120), (10, 2074288608), (12, 1728573840), (14, 1481634720), (15, 1382859072), (16, 1296430380), (18, 1152382560), (20, 1037144304), (21, 987756480), (24, 864286920), (27, 768255040), (28, 740817360), (30, 691429536), (32, 648215190), (35, 592653888), (36, 576191280), (40, 518572152), (42, 493878240), (45, 460953024), (48, 432143460), (54, 384127520), (56, 370408680), (60, 345714768), (63, 329252160), (64, 324107595), (70, 296326944), (72, 288095640), (80, 259286076), (84, 246939120), (90, 230476512), (96, 216071730), (105, 197551296), (108, 192063760), (112, 185204340), (120, 172857384), (126, 164626080), (135, 153651008), (140, 148163472), (144, 144047820), (160, 129643038), (168, 123469560), (180, 115238256), (189, 109750720), (192, 108035865), (210, 98775648), (216, 96031880), (224, 92602170), (240, 86428692), (252, 82313040), (270, 76825504), (280, 74081736), (288, 72023910), (315, 65850432), (320, 64821519), (336, 61734780), (360, 57619128), (378, 54875360), (420, 49387824), (432, 48015940), (448, 46301085), (480, 43214346), (504, 41156520), (540, 38412752), (560, 37040868), (576, 36011955), (630, 32925216), (672, 30867390), (720, 28809564), (756, 27437680), (840, 24693912), (864, 24007970), (945, 21950144), (960, 21607173), (1008, 20578260), (1080, 19206376), (1120, 18520434), (1260, 16462608), (1344, 15433695), (1440, 14404782), (1512, 13718840), (1680, 12346956), (1728, 12003985), (1890, 10975072), (2016, 10289130), (2160, 9603188), (2240, 9260217), (2520, 8231304), (2880, 7202391), (3024, 6859420), (3360, 6173478), (3780, 5487536), (4032, 5144565), (4320, 4801594), (5040, 4115652), (6048, 3429710), (6720, 3086739), (7560, 2743768), (8640, 2400797), (10080, 2057826), (12096, 1714855), (15120, 1371884), (20160, 1028913), (30240, 685942), (60480, 342971)]