678281520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:588

約数の個数: 240

約数和(自身を含む): 2469672288

約数和(自身を除く): 1791390768

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 137, 140, 147, 168, 196, 210, 240, 245, 274, 280, 294, 336, 392, 411, 420, 421, 490, 548, 560, 588, 685, 735, 784, 822, 840, 842, 959, 980, 1096, 1176, 1263, 1370, 1470, 1644, 1680, 1684, 1918, 1960, 2055, 2105, 2192, 2352, 2526, 2740, 2877, 2940, 2947, 3288, 3368, 3836, 3920, 4110, 4210, 4795, 5052, 5480, 5754, 5880, 5894, 6315, 6576, 6713, 6736, 7672, 8220, 8420, 8841, 9590, 10104, 10960, 11508, 11760, 11788, 12630, 13426, 14385, 14735, 15344, 16440, 16840, 17682, 19180, 20139, 20208, 20629, 23016, 23576, 25260, 26852, 28770, 29470, 32880, 33565, 33680, 35364, 38360, 40278, 41258, 44205, 46032, 47152, 50520, 53704, 57540, 57677, 58940, 61887, 67130, 70728, 76720, 80556, 82516, 88410, 100695, 101040, 103145, 107408, 115080, 115354, 117880, 123774, 134260, 141456, 161112, 165032, 173031, 176820, 201390, 206290, 230160, 230708, 235760, 247548, 268520, 288385, 309435, 322224, 330064, 346062, 353640, 402780, 403739, 412580, 461416, 495096, 537040, 576770, 618870, 692124, 707280, 805560, 807478, 825160, 865155, 922832, 990192, 1153540, 1211217, 1237740, 1384248, 1611120, 1614956, 1650320, 1730310, 2018695, 2307080, 2422434, 2475480, 2768496, 2826173, 3229912, 3460620, 4037390, 4614160, 4844868, 4950960, 5652346, 6056085, 6459824, 6921240, 8074780, 8478519, 9689736, 11304692, 12112170, 13842480, 14130865, 16149560, 16957038, 19379472, 22609384, 24224340, 28261730, 32299120, 33914076, 42392595, 45218768, 48448680, 56523460, 67828152, 84785190, 96897360, 113046920, 135656304, 169570380, 226093840, 339140760, 678281520]

約数ペア:

[(1, 678281520), (2, 339140760), (3, 226093840), (4, 169570380), (5, 135656304), (6, 113046920), (7, 96897360), (8, 84785190), (10, 67828152), (12, 56523460), (14, 48448680), (15, 45218768), (16, 42392595), (20, 33914076), (21, 32299120), (24, 28261730), (28, 24224340), (30, 22609384), (35, 19379472), (40, 16957038), (42, 16149560), (48, 14130865), (49, 13842480), (56, 12112170), (60, 11304692), (70, 9689736), (80, 8478519), (84, 8074780), (98, 6921240), (105, 6459824), (112, 6056085), (120, 5652346), (137, 4950960), (140, 4844868), (147, 4614160), (168, 4037390), (196, 3460620), (210, 3229912), (240, 2826173), (245, 2768496), (274, 2475480), (280, 2422434), (294, 2307080), (336, 2018695), (392, 1730310), (411, 1650320), (420, 1614956), (421, 1611120), (490, 1384248), (548, 1237740), (560, 1211217), (588, 1153540), (685, 990192), (735, 922832), (784, 865155), (822, 825160), (840, 807478), (842, 805560), (959, 707280), (980, 692124), (1096, 618870), (1176, 576770), (1263, 537040), (1370, 495096), (1470, 461416), (1644, 412580), (1680, 403739), (1684, 402780), (1918, 353640), (1960, 346062), (2055, 330064), (2105, 322224), (2192, 309435), (2352, 288385), (2526, 268520), (2740, 247548), (2877, 235760), (2940, 230708), (2947, 230160), (3288, 206290), (3368, 201390), (3836, 176820), (3920, 173031), (4110, 165032), (4210, 161112), (4795, 141456), (5052, 134260), (5480, 123774), (5754, 117880), (5880, 115354), (5894, 115080), (6315, 107408), (6576, 103145), (6713, 101040), (6736, 100695), (7672, 88410), (8220, 82516), (8420, 80556), (8841, 76720), (9590, 70728), (10104, 67130), (10960, 61887), (11508, 58940), (11760, 57677), (11788, 57540), (12630, 53704), (13426, 50520), (14385, 47152), (14735, 46032), (15344, 44205), (16440, 41258), (16840, 40278), (17682, 38360), (19180, 35364), (20139, 33680), (20208, 33565), (20629, 32880), (23016, 29470), (23576, 28770), (25260, 26852)]