197431920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{911}}^1$

素因数の和:980

約数の個数: 240

約数和(自身を含む): 776236032

約数和(自身を除く): 578804112

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 43, 45, 48, 56, 60, 63, 70, 72, 80, 84, 86, 90, 105, 112, 120, 126, 129, 140, 144, 168, 172, 180, 210, 215, 240, 252, 258, 280, 301, 315, 336, 344, 360, 387, 420, 430, 504, 516, 560, 602, 630, 645, 688, 720, 774, 840, 860, 903, 911, 1008, 1032, 1204, 1260, 1290, 1505, 1548, 1680, 1720, 1806, 1822, 1935, 2064, 2408, 2520, 2580, 2709, 2733, 3010, 3096, 3440, 3612, 3644, 3870, 4515, 4555, 4816, 5040, 5160, 5418, 5466, 6020, 6192, 6377, 7224, 7288, 7740, 8199, 9030, 9110, 10320, 10836, 10932, 12040, 12754, 13545, 13665, 14448, 14576, 15480, 16398, 18060, 18220, 19131, 21672, 21864, 24080, 25508, 27090, 27330, 30960, 31885, 32796, 36120, 36440, 38262, 39173, 40995, 43344, 43728, 51016, 54180, 54660, 57393, 63770, 65592, 72240, 72880, 76524, 78346, 81990, 95655, 102032, 108360, 109320, 114786, 117519, 127540, 131184, 153048, 156692, 163980, 191310, 195865, 216720, 218640, 229572, 235038, 255080, 274211, 286965, 306096, 313384, 327960, 352557, 382620, 391730, 459144, 470076, 510160, 548422, 573930, 587595, 626768, 655920, 705114, 765240, 783460, 822633, 918288, 940152, 1096844, 1147860, 1175190, 1371055, 1410228, 1530480, 1566920, 1645266, 1762785, 1880304, 2193688, 2295720, 2350380, 2467899, 2742110, 2820456, 3133840, 3290532, 3525570, 4113165, 4387376, 4591440, 4700760, 4935798, 5484220, 5640912, 6581064, 7051140, 8226330, 9401520, 9871596, 10968440, 12339495, 13162128, 14102280, 16452660, 19743192, 21936880, 24678990, 28204560, 32905320, 39486384, 49357980, 65810640, 98715960, 197431920]

約数ペア:

[(1, 197431920), (2, 98715960), (3, 65810640), (4, 49357980), (5, 39486384), (6, 32905320), (7, 28204560), (8, 24678990), (9, 21936880), (10, 19743192), (12, 16452660), (14, 14102280), (15, 13162128), (16, 12339495), (18, 10968440), (20, 9871596), (21, 9401520), (24, 8226330), (28, 7051140), (30, 6581064), (35, 5640912), (36, 5484220), (40, 4935798), (42, 4700760), (43, 4591440), (45, 4387376), (48, 4113165), (56, 3525570), (60, 3290532), (63, 3133840), (70, 2820456), (72, 2742110), (80, 2467899), (84, 2350380), (86, 2295720), (90, 2193688), (105, 1880304), (112, 1762785), (120, 1645266), (126, 1566920), (129, 1530480), (140, 1410228), (144, 1371055), (168, 1175190), (172, 1147860), (180, 1096844), (210, 940152), (215, 918288), (240, 822633), (252, 783460), (258, 765240), (280, 705114), (301, 655920), (315, 626768), (336, 587595), (344, 573930), (360, 548422), (387, 510160), (420, 470076), (430, 459144), (504, 391730), (516, 382620), (560, 352557), (602, 327960), (630, 313384), (645, 306096), (688, 286965), (720, 274211), (774, 255080), (840, 235038), (860, 229572), (903, 218640), (911, 216720), (1008, 195865), (1032, 191310), (1204, 163980), (1260, 156692), (1290, 153048), (1505, 131184), (1548, 127540), (1680, 117519), (1720, 114786), (1806, 109320), (1822, 108360), (1935, 102032), (2064, 95655), (2408, 81990), (2520, 78346), (2580, 76524), (2709, 72880), (2733, 72240), (3010, 65592), (3096, 63770), (3440, 57393), (3612, 54660), (3644, 54180), (3870, 51016), (4515, 43728), (4555, 43344), (4816, 40995), (5040, 39173), (5160, 38262), (5418, 36440), (5466, 36120), (6020, 32796), (6192, 31885), (6377, 30960), (7224, 27330), (7288, 27090), (7740, 25508), (8199, 24080), (9030, 21864), (9110, 21672), (10320, 19131), (10836, 18220), (10932, 18060), (12040, 16398), (12754, 15480), (13545, 14576), (13665, 14448)]