19861500960

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{85669}}^1$

素因数の和:85720

約数の個数: 288

約数和(自身を含む): 80828616960

約数和(自身を除く): 60967116000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 32, 35, 36, 40, 42, 45, 46, 48, 56, 60, 63, 69, 70, 72, 80, 84, 90, 92, 96, 105, 112, 115, 120, 126, 138, 140, 144, 160, 161, 168, 180, 184, 207, 210, 224, 230, 240, 252, 276, 280, 288, 315, 322, 336, 345, 360, 368, 414, 420, 460, 480, 483, 504, 552, 560, 630, 644, 672, 690, 720, 736, 805, 828, 840, 920, 966, 1008, 1035, 1104, 1120, 1260, 1288, 1380, 1440, 1449, 1610, 1656, 1680, 1840, 1932, 2016, 2070, 2208, 2415, 2520, 2576, 2760, 2898, 3220, 3312, 3360, 3680, 3864, 4140, 4830, 5040, 5152, 5520, 5796, 6440, 6624, 7245, 7728, 8280, 9660, 10080, 11040, 11592, 12880, 14490, 15456, 16560, 19320, 23184, 25760, 28980, 33120, 38640, 46368, 57960, 77280, 85669, 115920, 171338, 231840, 257007, 342676, 428345, 514014, 599683, 685352, 771021, 856690, 1028028, 1199366, 1285035, 1370704, 1542042, 1713380, 1799049, 1970387, 2056056, 2398732, 2570070, 2741408, 2998415, 3084084, 3426760, 3598098, 3855105, 3940774, 4112112, 4797464, 5140140, 5397147, 5911161, 5996830, 6168168, 6853520, 7196196, 7710210, 7881548, 8224224, 8995245, 9594928, 9851935, 10280280, 10794294, 11822322, 11993660, 12336336, 13707040, 13792709, 14392392, 15420420, 15763096, 17733483, 17990490, 19189856, 19703870, 20560560, 21588588, 23644644, 23987320, 24672672, 26985735, 27585418, 28784784, 29555805, 30840840, 31526192, 35466966, 35980980, 39407740, 41121120, 41378127, 43177176, 47289288, 47974640, 53971470, 55170836, 57569568, 59111610, 61681680, 63052384, 68963545, 70933932, 71961960, 78815480, 82756254, 86354352, 88667415, 94578576, 95949280, 107942940, 110341672, 118223220, 123363360, 124134381, 137927090, 141867864, 143923920, 157630960, 165512508, 172708704, 177334830, 189157152, 206890635, 215885880, 220683344, 236446440, 248268762, 275854180, 283735728, 287847840, 315261920, 331025016, 354669660, 413781270, 431771760, 441366688, 472892880, 496537524, 551708360, 567471456, 620671905, 662050032, 709339320, 827562540, 863543520, 945785760, 993075048, 1103416720, 1241343810, 1324100064, 1418678640, 1655125080, 1986150096, 2206833440, 2482687620, 2837357280, 3310250160, 3972300192, 4965375240, 6620500320, 9930750480, 19861500960]

約数ペア:

[(1, 19861500960), (2, 9930750480), (3, 6620500320), (4, 4965375240), (5, 3972300192), (6, 3310250160), (7, 2837357280), (8, 2482687620), (9, 2206833440), (10, 1986150096), (12, 1655125080), (14, 1418678640), (15, 1324100064), (16, 1241343810), (18, 1103416720), (20, 993075048), (21, 945785760), (23, 863543520), (24, 827562540), (28, 709339320), (30, 662050032), (32, 620671905), (35, 567471456), (36, 551708360), (40, 496537524), (42, 472892880), (45, 441366688), (46, 431771760), (48, 413781270), (56, 354669660), (60, 331025016), (63, 315261920), (69, 287847840), (70, 283735728), (72, 275854180), (80, 248268762), (84, 236446440), (90, 220683344), (92, 215885880), (96, 206890635), (105, 189157152), (112, 177334830), (115, 172708704), (120, 165512508), (126, 157630960), (138, 143923920), (140, 141867864), (144, 137927090), (160, 124134381), (161, 123363360), (168, 118223220), (180, 110341672), (184, 107942940), (207, 95949280), (210, 94578576), (224, 88667415), (230, 86354352), (240, 82756254), (252, 78815480), (276, 71961960), (280, 70933932), (288, 68963545), (315, 63052384), (322, 61681680), (336, 59111610), (345, 57569568), (360, 55170836), (368, 53971470), (414, 47974640), (420, 47289288), (460, 43177176), (480, 41378127), (483, 41121120), (504, 39407740), (552, 35980980), (560, 35466966), (630, 31526192), (644, 30840840), (672, 29555805), (690, 28784784), (720, 27585418), (736, 26985735), (805, 24672672), (828, 23987320), (840, 23644644), (920, 21588588), (966, 20560560), (1008, 19703870), (1035, 19189856), (1104, 17990490), (1120, 17733483), (1260, 15763096), (1288, 15420420), (1380, 14392392), (1440, 13792709), (1449, 13707040), (1610, 12336336), (1656, 11993660), (1680, 11822322), (1840, 10794294), (1932, 10280280), (2016, 9851935), (2070, 9594928), (2208, 8995245), (2415, 8224224), (2520, 7881548), (2576, 7710210), (2760, 7196196), (2898, 6853520), (3220, 6168168), (3312, 5996830), (3360, 5911161), (3680, 5397147), (3864, 5140140), (4140, 4797464), (4830, 4112112), (5040, 3940774), (5152, 3855105), (5520, 3598098), (5796, 3426760), (6440, 3084084), (6624, 2998415), (7245, 2741408), (7728, 2570070), (8280, 2398732), (9660, 2056056), (10080, 1970387), (11040, 1799049), (11592, 1713380), (12880, 1542042), (14490, 1370704), (15456, 1285035), (16560, 1199366), (19320, 1028028), (23184, 856690), (25760, 771021), (28980, 685352), (33120, 599683), (38640, 514014), (46368, 428345), (57960, 342676), (77280, 257007), (85669, 231840), (115920, 171338)]