1994405760

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{547}}^1$

素因数の和:786

約数の個数: 256

約数和(自身を含む): 7109971200

約数和(自身を除く): 5115565440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 211, 216, 240, 270, 288, 320, 360, 384, 422, 432, 480, 540, 547, 576, 633, 640, 720, 844, 864, 960, 1055, 1080, 1094, 1152, 1266, 1440, 1641, 1688, 1728, 1899, 1920, 2110, 2160, 2188, 2532, 2735, 2880, 3165, 3282, 3376, 3456, 3798, 4220, 4320, 4376, 4923, 5064, 5470, 5697, 5760, 6330, 6564, 6752, 7596, 8205, 8440, 8640, 8752, 9495, 9846, 10128, 10940, 11394, 12660, 13128, 13504, 14769, 15192, 16410, 16880, 17280, 17504, 18990, 19692, 20256, 21880, 22788, 24615, 25320, 26256, 27008, 28485, 29538, 30384, 32820, 33760, 35008, 37980, 39384, 40512, 43760, 45576, 49230, 50640, 52512, 56970, 59076, 60768, 65640, 67520, 70016, 73845, 75960, 78768, 81024, 87520, 91152, 98460, 101280, 105024, 113940, 115417, 118152, 121536, 131280, 135040, 147690, 151920, 157536, 175040, 182304, 196920, 202560, 210048, 227880, 230834, 236304, 243072, 262560, 295380, 303840, 315072, 346251, 350080, 364608, 393840, 405120, 455760, 461668, 472608, 525120, 577085, 590760, 607680, 630144, 692502, 729216, 787680, 911520, 923336, 945216, 1038753, 1050240, 1154170, 1181520, 1215360, 1385004, 1575360, 1731255, 1823040, 1846672, 1890432, 2077506, 2308340, 2363040, 2770008, 3116259, 3150720, 3462510, 3646080, 3693344, 4155012, 4616680, 4726080, 5193765, 5540016, 6232518, 6925020, 7386688, 8310024, 9233360, 9452160, 10387530, 11080032, 12465036, 13850040, 14773376, 15581295, 16620048, 18466720, 20775060, 22160064, 24930072, 27700080, 31162590, 33240096, 36933440, 41550120, 44320128, 49860144, 55400160, 62325180, 66480192, 73866880, 83100240, 99720288, 110800320, 124650360, 132960384, 166200480, 199440576, 221600640, 249300720, 332400960, 398881152, 498601440, 664801920, 997202880, 1994405760]

約数ペア:

[(1, 1994405760), (2, 997202880), (3, 664801920), (4, 498601440), (5, 398881152), (6, 332400960), (8, 249300720), (9, 221600640), (10, 199440576), (12, 166200480), (15, 132960384), (16, 124650360), (18, 110800320), (20, 99720288), (24, 83100240), (27, 73866880), (30, 66480192), (32, 62325180), (36, 55400160), (40, 49860144), (45, 44320128), (48, 41550120), (54, 36933440), (60, 33240096), (64, 31162590), (72, 27700080), (80, 24930072), (90, 22160064), (96, 20775060), (108, 18466720), (120, 16620048), (128, 15581295), (135, 14773376), (144, 13850040), (160, 12465036), (180, 11080032), (192, 10387530), (211, 9452160), (216, 9233360), (240, 8310024), (270, 7386688), (288, 6925020), (320, 6232518), (360, 5540016), (384, 5193765), (422, 4726080), (432, 4616680), (480, 4155012), (540, 3693344), (547, 3646080), (576, 3462510), (633, 3150720), (640, 3116259), (720, 2770008), (844, 2363040), (864, 2308340), (960, 2077506), (1055, 1890432), (1080, 1846672), (1094, 1823040), (1152, 1731255), (1266, 1575360), (1440, 1385004), (1641, 1215360), (1688, 1181520), (1728, 1154170), (1899, 1050240), (1920, 1038753), (2110, 945216), (2160, 923336), (2188, 911520), (2532, 787680), (2735, 729216), (2880, 692502), (3165, 630144), (3282, 607680), (3376, 590760), (3456, 577085), (3798, 525120), (4220, 472608), (4320, 461668), (4376, 455760), (4923, 405120), (5064, 393840), (5470, 364608), (5697, 350080), (5760, 346251), (6330, 315072), (6564, 303840), (6752, 295380), (7596, 262560), (8205, 243072), (8440, 236304), (8640, 230834), (8752, 227880), (9495, 210048), (9846, 202560), (10128, 196920), (10940, 182304), (11394, 175040), (12660, 157536), (13128, 151920), (13504, 147690), (14769, 135040), (15192, 131280), (16410, 121536), (16880, 118152), (17280, 115417), (17504, 113940), (18990, 105024), (19692, 101280), (20256, 98460), (21880, 91152), (22788, 87520), (24615, 81024), (25320, 78768), (26256, 75960), (27008, 73845), (28485, 70016), (29538, 67520), (30384, 65640), (32820, 60768), (33760, 59076), (35008, 56970), (37980, 52512), (39384, 50640), (40512, 49230), (43760, 45576)]