247041480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:284

約数の個数: 256

約数和(自身を含む): 895795200

約数和(自身を除く): 648753720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 53, 56, 60, 62, 70, 84, 93, 105, 106, 120, 124, 140, 155, 159, 168, 179, 186, 210, 212, 217, 248, 265, 280, 310, 318, 358, 371, 372, 420, 424, 434, 465, 530, 537, 620, 636, 651, 716, 742, 744, 795, 840, 868, 895, 930, 1060, 1074, 1085, 1113, 1240, 1253, 1272, 1302, 1432, 1484, 1590, 1643, 1736, 1790, 1855, 1860, 2120, 2148, 2170, 2226, 2506, 2604, 2685, 2968, 3180, 3255, 3286, 3580, 3710, 3720, 3759, 4296, 4340, 4452, 4929, 5012, 5208, 5370, 5549, 5565, 6265, 6360, 6510, 6572, 7160, 7420, 7518, 8215, 8680, 8904, 9487, 9858, 10024, 10740, 11098, 11130, 11501, 12530, 13020, 13144, 14840, 15036, 16430, 16647, 18795, 18974, 19716, 21480, 22196, 22260, 23002, 24645, 25060, 26040, 27745, 28461, 30072, 32860, 33294, 34503, 37590, 37948, 38843, 39432, 44392, 44520, 46004, 47435, 49290, 50120, 55490, 56922, 57505, 65720, 66409, 66588, 69006, 75180, 75896, 77686, 83235, 92008, 94870, 98580, 110980, 113844, 115010, 116529, 132818, 133176, 138012, 142305, 150360, 155372, 166470, 172515, 189740, 194215, 197160, 199227, 221960, 227688, 230020, 233058, 265636, 276024, 284610, 294097, 310744, 332045, 332940, 345030, 379480, 388430, 398454, 460040, 466116, 531272, 569220, 582645, 588194, 664090, 665880, 690060, 776860, 796908, 882291, 932232, 996135, 1138440, 1165290, 1176388, 1328180, 1380120, 1470485, 1553720, 1593816, 1764582, 1992270, 2058679, 2330580, 2352776, 2656360, 2940970, 3529164, 3984540, 4117358, 4411455, 4661160, 5881940, 6176037, 7058328, 7969080, 8234716, 8822910, 10293395, 11763880, 12352074, 16469432, 17645820, 20586790, 24704148, 30880185, 35291640, 41173580, 49408296, 61760370, 82347160, 123520740, 247041480]

約数ペア:

[(1, 247041480), (2, 123520740), (3, 82347160), (4, 61760370), (5, 49408296), (6, 41173580), (7, 35291640), (8, 30880185), (10, 24704148), (12, 20586790), (14, 17645820), (15, 16469432), (20, 12352074), (21, 11763880), (24, 10293395), (28, 8822910), (30, 8234716), (31, 7969080), (35, 7058328), (40, 6176037), (42, 5881940), (53, 4661160), (56, 4411455), (60, 4117358), (62, 3984540), (70, 3529164), (84, 2940970), (93, 2656360), (105, 2352776), (106, 2330580), (120, 2058679), (124, 1992270), (140, 1764582), (155, 1593816), (159, 1553720), (168, 1470485), (179, 1380120), (186, 1328180), (210, 1176388), (212, 1165290), (217, 1138440), (248, 996135), (265, 932232), (280, 882291), (310, 796908), (318, 776860), (358, 690060), (371, 665880), (372, 664090), (420, 588194), (424, 582645), (434, 569220), (465, 531272), (530, 466116), (537, 460040), (620, 398454), (636, 388430), (651, 379480), (716, 345030), (742, 332940), (744, 332045), (795, 310744), (840, 294097), (868, 284610), (895, 276024), (930, 265636), (1060, 233058), (1074, 230020), (1085, 227688), (1113, 221960), (1240, 199227), (1253, 197160), (1272, 194215), (1302, 189740), (1432, 172515), (1484, 166470), (1590, 155372), (1643, 150360), (1736, 142305), (1790, 138012), (1855, 133176), (1860, 132818), (2120, 116529), (2148, 115010), (2170, 113844), (2226, 110980), (2506, 98580), (2604, 94870), (2685, 92008), (2968, 83235), (3180, 77686), (3255, 75896), (3286, 75180), (3580, 69006), (3710, 66588), (3720, 66409), (3759, 65720), (4296, 57505), (4340, 56922), (4452, 55490), (4929, 50120), (5012, 49290), (5208, 47435), (5370, 46004), (5549, 44520), (5565, 44392), (6265, 39432), (6360, 38843), (6510, 37948), (6572, 37590), (7160, 34503), (7420, 33294), (7518, 32860), (8215, 30072), (8680, 28461), (8904, 27745), (9487, 26040), (9858, 25060), (10024, 24645), (10740, 23002), (11098, 22260), (11130, 22196), (11501, 21480), (12530, 19716), (13020, 18974), (13144, 18795), (14840, 16647), (15036, 16430)]