1988125440

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1999}}^1$

素因数の和:2067

約数の個数: 288

約数和(自身を含む): 7456512000

約数和(自身を除く): 5468386560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 37, 40, 42, 48, 56, 60, 64, 70, 74, 80, 84, 96, 105, 111, 112, 120, 128, 140, 148, 160, 168, 185, 192, 210, 222, 224, 240, 256, 259, 280, 296, 320, 336, 370, 384, 420, 444, 448, 480, 518, 555, 560, 592, 640, 672, 740, 768, 777, 840, 888, 896, 960, 1036, 1110, 1120, 1184, 1280, 1295, 1344, 1480, 1554, 1680, 1776, 1792, 1920, 1999, 2072, 2220, 2240, 2368, 2590, 2688, 2960, 3108, 3360, 3552, 3840, 3885, 3998, 4144, 4440, 4480, 4736, 5180, 5376, 5920, 5997, 6216, 6720, 7104, 7770, 7996, 8288, 8880, 8960, 9472, 9995, 10360, 11840, 11994, 12432, 13440, 13993, 14208, 15540, 15992, 16576, 17760, 19990, 20720, 23680, 23988, 24864, 26880, 27986, 28416, 29985, 31080, 31984, 33152, 35520, 39980, 41440, 41979, 47360, 47976, 49728, 55972, 59970, 62160, 63968, 66304, 69965, 71040, 73963, 79960, 82880, 83958, 95952, 99456, 111944, 119940, 124320, 127936, 139930, 142080, 147926, 159920, 165760, 167916, 191904, 198912, 209895, 221889, 223888, 239880, 248640, 255872, 279860, 295852, 319840, 331520, 335832, 369815, 383808, 419790, 443778, 447776, 479760, 497280, 511744, 517741, 559720, 591704, 639680, 671664, 739630, 767616, 839580, 887556, 895552, 959520, 994560, 1035482, 1109445, 1119440, 1183408, 1279360, 1343328, 1479260, 1535232, 1553223, 1679160, 1775112, 1791104, 1919040, 2070964, 2218890, 2238880, 2366816, 2558720, 2588705, 2686656, 2958520, 3106446, 3358320, 3550224, 3582208, 3838080, 4141928, 4437780, 4477760, 4733632, 5177410, 5373312, 5917040, 6212892, 6716640, 7100448, 7676160, 7766115, 8283856, 8875560, 8955520, 9467264, 10354820, 10746624, 11834080, 12425784, 13433280, 14200896, 15532230, 16567712, 17751120, 17911040, 18934528, 20709640, 23668160, 24851568, 26866560, 28401792, 31064460, 33135424, 35502240, 41419280, 47336320, 49703136, 53733120, 56803584, 62128920, 66270848, 71004480, 82838560, 94672640, 99406272, 124257840, 132541696, 142008960, 165677120, 198812544, 248515680, 284017920, 331354240, 397625088, 497031360, 662708480, 994062720, 1988125440]

約数ペア:

[(1, 1988125440), (2, 994062720), (3, 662708480), (4, 497031360), (5, 397625088), (6, 331354240), (7, 284017920), (8, 248515680), (10, 198812544), (12, 165677120), (14, 142008960), (15, 132541696), (16, 124257840), (20, 99406272), (21, 94672640), (24, 82838560), (28, 71004480), (30, 66270848), (32, 62128920), (35, 56803584), (37, 53733120), (40, 49703136), (42, 47336320), (48, 41419280), (56, 35502240), (60, 33135424), (64, 31064460), (70, 28401792), (74, 26866560), (80, 24851568), (84, 23668160), (96, 20709640), (105, 18934528), (111, 17911040), (112, 17751120), (120, 16567712), (128, 15532230), (140, 14200896), (148, 13433280), (160, 12425784), (168, 11834080), (185, 10746624), (192, 10354820), (210, 9467264), (222, 8955520), (224, 8875560), (240, 8283856), (256, 7766115), (259, 7676160), (280, 7100448), (296, 6716640), (320, 6212892), (336, 5917040), (370, 5373312), (384, 5177410), (420, 4733632), (444, 4477760), (448, 4437780), (480, 4141928), (518, 3838080), (555, 3582208), (560, 3550224), (592, 3358320), (640, 3106446), (672, 2958520), (740, 2686656), (768, 2588705), (777, 2558720), (840, 2366816), (888, 2238880), (896, 2218890), (960, 2070964), (1036, 1919040), (1110, 1791104), (1120, 1775112), (1184, 1679160), (1280, 1553223), (1295, 1535232), (1344, 1479260), (1480, 1343328), (1554, 1279360), (1680, 1183408), (1776, 1119440), (1792, 1109445), (1920, 1035482), (1999, 994560), (2072, 959520), (2220, 895552), (2240, 887556), (2368, 839580), (2590, 767616), (2688, 739630), (2960, 671664), (3108, 639680), (3360, 591704), (3552, 559720), (3840, 517741), (3885, 511744), (3998, 497280), (4144, 479760), (4440, 447776), (4480, 443778), (4736, 419790), (5180, 383808), (5376, 369815), (5920, 335832), (5997, 331520), (6216, 319840), (6720, 295852), (7104, 279860), (7770, 255872), (7996, 248640), (8288, 239880), (8880, 223888), (8960, 221889), (9472, 209895), (9995, 198912), (10360, 191904), (11840, 167916), (11994, 165760), (12432, 159920), (13440, 147926), (13993, 142080), (14208, 139930), (15540, 127936), (15992, 124320), (16576, 119940), (17760, 111944), (19990, 99456), (20720, 95952), (23680, 83958), (23988, 82880), (24864, 79960), (26880, 73963), (27986, 71040), (28416, 69965), (29985, 66304), (31080, 63968), (31984, 62160), (33152, 59970), (35520, 55972), (39980, 49728), (41440, 47976), (41979, 47360)]