977836720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:184

約数の個数: 240

約数和(自身を含む): 2836961280

約数和(自身を除く): 1859124560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 35, 40, 46, 56, 62, 70, 79, 80, 92, 112, 115, 124, 140, 155, 158, 161, 184, 217, 230, 248, 280, 310, 316, 322, 368, 395, 434, 460, 496, 553, 560, 620, 632, 644, 713, 790, 805, 868, 920, 961, 1085, 1106, 1240, 1264, 1288, 1426, 1580, 1610, 1736, 1817, 1840, 1922, 2170, 2212, 2449, 2480, 2576, 2765, 2852, 3160, 3220, 3472, 3565, 3634, 3844, 4340, 4424, 4805, 4898, 4991, 5530, 5704, 6320, 6440, 6727, 7130, 7268, 7688, 8680, 8848, 9085, 9610, 9796, 9982, 11060, 11408, 12245, 12719, 12880, 13454, 14260, 14536, 15376, 17143, 17360, 18170, 19220, 19592, 19964, 22103, 22120, 24490, 24955, 25438, 26908, 28520, 29072, 33635, 34286, 36340, 38440, 39184, 39928, 44206, 44240, 48980, 49910, 50876, 53816, 56327, 57040, 63595, 67270, 68572, 72680, 75919, 76880, 79856, 85715, 88412, 97960, 99820, 101752, 107632, 110515, 112654, 127190, 134540, 137144, 145360, 151838, 154721, 171430, 176824, 195920, 199640, 203504, 221030, 225308, 254380, 269080, 274288, 281635, 303676, 309442, 342860, 353648, 379595, 394289, 399280, 442060, 450616, 508760, 531433, 538160, 563270, 607352, 618884, 685720, 759190, 773605, 788578, 884120, 901232, 1017520, 1062866, 1126540, 1214704, 1237768, 1371440, 1518380, 1547210, 1577156, 1746137, 1768240, 1971445, 2125732, 2253080, 2475536, 2657165, 3036760, 3094420, 3154312, 3492274, 3942890, 4251464, 4506160, 5314330, 6073520, 6188840, 6308624, 6984548, 7885780, 8502928, 8730685, 10628660, 12222959, 12377680, 13969096, 15771560, 17461370, 21257320, 24445918, 27938192, 31543120, 34922740, 42514640, 48891836, 61114795, 69845480, 97783672, 122229590, 139690960, 195567344, 244459180, 488918360, 977836720]

約数ペア:

[(1, 977836720), (2, 488918360), (4, 244459180), (5, 195567344), (7, 139690960), (8, 122229590), (10, 97783672), (14, 69845480), (16, 61114795), (20, 48891836), (23, 42514640), (28, 34922740), (31, 31543120), (35, 27938192), (40, 24445918), (46, 21257320), (56, 17461370), (62, 15771560), (70, 13969096), (79, 12377680), (80, 12222959), (92, 10628660), (112, 8730685), (115, 8502928), (124, 7885780), (140, 6984548), (155, 6308624), (158, 6188840), (161, 6073520), (184, 5314330), (217, 4506160), (230, 4251464), (248, 3942890), (280, 3492274), (310, 3154312), (316, 3094420), (322, 3036760), (368, 2657165), (395, 2475536), (434, 2253080), (460, 2125732), (496, 1971445), (553, 1768240), (560, 1746137), (620, 1577156), (632, 1547210), (644, 1518380), (713, 1371440), (790, 1237768), (805, 1214704), (868, 1126540), (920, 1062866), (961, 1017520), (1085, 901232), (1106, 884120), (1240, 788578), (1264, 773605), (1288, 759190), (1426, 685720), (1580, 618884), (1610, 607352), (1736, 563270), (1817, 538160), (1840, 531433), (1922, 508760), (2170, 450616), (2212, 442060), (2449, 399280), (2480, 394289), (2576, 379595), (2765, 353648), (2852, 342860), (3160, 309442), (3220, 303676), (3472, 281635), (3565, 274288), (3634, 269080), (3844, 254380), (4340, 225308), (4424, 221030), (4805, 203504), (4898, 199640), (4991, 195920), (5530, 176824), (5704, 171430), (6320, 154721), (6440, 151838), (6727, 145360), (7130, 137144), (7268, 134540), (7688, 127190), (8680, 112654), (8848, 110515), (9085, 107632), (9610, 101752), (9796, 99820), (9982, 97960), (11060, 88412), (11408, 85715), (12245, 79856), (12719, 76880), (12880, 75919), (13454, 72680), (14260, 68572), (14536, 67270), (15376, 63595), (17143, 57040), (17360, 56327), (18170, 53816), (19220, 50876), (19592, 49910), (19964, 48980), (22103, 44240), (22120, 44206), (24490, 39928), (24955, 39184), (25438, 38440), (26908, 36340), (28520, 34286), (29072, 33635)]