16965889920

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{420781}}^1$

素因数の和:420813

約数の個数: 192

約数和(自身を含む): 66954831840

約数和(自身を除く): 49988941920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4032, 4480, 5040, 5760, 6720, 8064, 10080, 13440, 20160, 40320, 420781, 841562, 1262343, 1683124, 2103905, 2524686, 2945467, 3366248, 3787029, 4207810, 5049372, 5890934, 6311715, 6732496, 7574058, 8415620, 8836401, 10098744, 11781868, 12623430, 13464992, 14727335, 15148116, 16831240, 17672802, 18935145, 20197488, 23563736, 25246860, 26509203, 26929984, 29454670, 30296232, 33662480, 35345604, 37870290, 40394976, 44182005, 47127472, 50493720, 53018406, 53859968, 58909340, 60592464, 67324960, 70691208, 75740580, 80789952, 88364010, 94254944, 100987440, 106036812, 117818680, 121184928, 132546015, 134649920, 141382416, 151481160, 161579904, 176728020, 188509888, 201974880, 212073624, 235637360, 242369856, 265092030, 269299840, 282764832, 302962320, 353456040, 377019776, 403949760, 424147248, 471274720, 484739712, 530184060, 565529664, 605924640, 706912080, 807899520, 848294496, 942549440, 1060368120, 1131059328, 1211849280, 1413824160, 1696588992, 1885098880, 2120736240, 2423698560, 2827648320, 3393177984, 4241472480, 5655296640, 8482944960, 16965889920]

約数ペア:

[(1, 16965889920), (2, 8482944960), (3, 5655296640), (4, 4241472480), (5, 3393177984), (6, 2827648320), (7, 2423698560), (8, 2120736240), (9, 1885098880), (10, 1696588992), (12, 1413824160), (14, 1211849280), (15, 1131059328), (16, 1060368120), (18, 942549440), (20, 848294496), (21, 807899520), (24, 706912080), (28, 605924640), (30, 565529664), (32, 530184060), (35, 484739712), (36, 471274720), (40, 424147248), (42, 403949760), (45, 377019776), (48, 353456040), (56, 302962320), (60, 282764832), (63, 269299840), (64, 265092030), (70, 242369856), (72, 235637360), (80, 212073624), (84, 201974880), (90, 188509888), (96, 176728020), (105, 161579904), (112, 151481160), (120, 141382416), (126, 134649920), (128, 132546015), (140, 121184928), (144, 117818680), (160, 106036812), (168, 100987440), (180, 94254944), (192, 88364010), (210, 80789952), (224, 75740580), (240, 70691208), (252, 67324960), (280, 60592464), (288, 58909340), (315, 53859968), (320, 53018406), (336, 50493720), (360, 47127472), (384, 44182005), (420, 40394976), (448, 37870290), (480, 35345604), (504, 33662480), (560, 30296232), (576, 29454670), (630, 26929984), (640, 26509203), (672, 25246860), (720, 23563736), (840, 20197488), (896, 18935145), (960, 17672802), (1008, 16831240), (1120, 15148116), (1152, 14727335), (1260, 13464992), (1344, 12623430), (1440, 11781868), (1680, 10098744), (1920, 8836401), (2016, 8415620), (2240, 7574058), (2520, 6732496), (2688, 6311715), (2880, 5890934), (3360, 5049372), (4032, 4207810), (4480, 3787029), (5040, 3366248), (5760, 2945467), (6720, 2524686), (8064, 2103905), (10080, 1683124), (13440, 1262343), (20160, 841562), (40320, 420781)]