242802560

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1$

素因数の和:429

約数の個数: 256

約数和(自身を含む): 781401600

約数和(自身を除く): 538599040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 52, 55, 56, 64, 65, 70, 77, 80, 88, 91, 104, 110, 112, 128, 130, 140, 143, 154, 160, 176, 182, 208, 220, 224, 260, 280, 286, 308, 320, 352, 364, 379, 385, 416, 440, 448, 455, 520, 560, 572, 616, 640, 704, 715, 728, 758, 770, 832, 880, 896, 910, 1001, 1040, 1120, 1144, 1232, 1408, 1430, 1456, 1516, 1540, 1664, 1760, 1820, 1895, 2002, 2080, 2240, 2288, 2464, 2653, 2860, 2912, 3032, 3080, 3520, 3640, 3790, 4004, 4160, 4169, 4480, 4576, 4927, 4928, 5005, 5306, 5720, 5824, 6064, 6160, 7040, 7280, 7580, 8008, 8320, 8338, 9152, 9854, 9856, 10010, 10612, 11440, 11648, 12128, 12320, 13265, 14560, 15160, 16016, 16676, 18304, 19708, 20020, 20845, 21224, 22880, 24256, 24635, 24640, 26530, 29120, 29183, 30320, 32032, 33352, 34489, 39416, 40040, 41690, 42448, 45760, 48512, 49270, 49280, 53060, 54197, 58240, 58366, 60640, 64064, 66704, 68978, 78832, 80080, 83380, 84896, 91520, 98540, 106120, 108394, 116732, 121280, 128128, 133408, 137956, 145915, 157664, 160160, 166760, 169792, 172445, 197080, 212240, 216788, 233464, 242560, 266816, 270985, 275912, 291830, 315328, 320320, 333520, 339584, 344890, 379379, 394160, 424480, 433576, 466928, 533632, 541970, 551824, 583660, 630656, 640640, 667040, 689780, 758758, 788320, 848960, 867152, 933856, 1083940, 1103648, 1167320, 1334080, 1379560, 1517516, 1576640, 1697920, 1734304, 1867712, 1896895, 2167880, 2207296, 2334640, 2668160, 2759120, 3035032, 3153280, 3468608, 3735424, 3793790, 4335760, 4414592, 4669280, 5518240, 6070064, 6937216, 7587580, 8671520, 9338560, 11036480, 12140128, 15175160, 17343040, 18677120, 22072960, 24280256, 30350320, 34686080, 48560512, 60700640, 121401280, 242802560]

約数ペア:

[(1, 242802560), (2, 121401280), (4, 60700640), (5, 48560512), (7, 34686080), (8, 30350320), (10, 24280256), (11, 22072960), (13, 18677120), (14, 17343040), (16, 15175160), (20, 12140128), (22, 11036480), (26, 9338560), (28, 8671520), (32, 7587580), (35, 6937216), (40, 6070064), (44, 5518240), (52, 4669280), (55, 4414592), (56, 4335760), (64, 3793790), (65, 3735424), (70, 3468608), (77, 3153280), (80, 3035032), (88, 2759120), (91, 2668160), (104, 2334640), (110, 2207296), (112, 2167880), (128, 1896895), (130, 1867712), (140, 1734304), (143, 1697920), (154, 1576640), (160, 1517516), (176, 1379560), (182, 1334080), (208, 1167320), (220, 1103648), (224, 1083940), (260, 933856), (280, 867152), (286, 848960), (308, 788320), (320, 758758), (352, 689780), (364, 667040), (379, 640640), (385, 630656), (416, 583660), (440, 551824), (448, 541970), (455, 533632), (520, 466928), (560, 433576), (572, 424480), (616, 394160), (640, 379379), (704, 344890), (715, 339584), (728, 333520), (758, 320320), (770, 315328), (832, 291830), (880, 275912), (896, 270985), (910, 266816), (1001, 242560), (1040, 233464), (1120, 216788), (1144, 212240), (1232, 197080), (1408, 172445), (1430, 169792), (1456, 166760), (1516, 160160), (1540, 157664), (1664, 145915), (1760, 137956), (1820, 133408), (1895, 128128), (2002, 121280), (2080, 116732), (2240, 108394), (2288, 106120), (2464, 98540), (2653, 91520), (2860, 84896), (2912, 83380), (3032, 80080), (3080, 78832), (3520, 68978), (3640, 66704), (3790, 64064), (4004, 60640), (4160, 58366), (4169, 58240), (4480, 54197), (4576, 53060), (4927, 49280), (4928, 49270), (5005, 48512), (5306, 45760), (5720, 42448), (5824, 41690), (6064, 40040), (6160, 39416), (7040, 34489), (7280, 33352), (7580, 32032), (8008, 30320), (8320, 29183), (8338, 29120), (9152, 26530), (9854, 24640), (9856, 24635), (10010, 24256), (10612, 22880), (11440, 21224), (11648, 20845), (12128, 20020), (12320, 19708), (13265, 18304), (14560, 16676), (15160, 16016)]