491258880

素因数分解:

$2^{10}\times 3^2\times 5^1\times 7^1\times {\mathrm{1523}}^1$

素因数の和:1561

約数の個数: 264

約数和(自身を含む): 1946647872

約数和(自身を除く): 1455388992

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 512, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1024, 1120, 1152, 1260, 1280, 1344, 1440, 1523, 1536, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2560, 2688, 2880, 3046, 3072, 3360, 3584, 3840, 4032, 4480, 4569, 4608, 5040, 5120, 5376, 5760, 6092, 6720, 7168, 7615, 7680, 8064, 8960, 9138, 9216, 10080, 10661, 10752, 11520, 12184, 13440, 13707, 15230, 15360, 16128, 17920, 18276, 20160, 21322, 21504, 22845, 23040, 24368, 26880, 27414, 30460, 31983, 32256, 35840, 36552, 40320, 42644, 45690, 46080, 48736, 53305, 53760, 54828, 60920, 63966, 64512, 68535, 73104, 80640, 85288, 91380, 95949, 97472, 106610, 107520, 109656, 121840, 127932, 137070, 146208, 159915, 161280, 170576, 182760, 191898, 194944, 213220, 219312, 243680, 255864, 274140, 292416, 319830, 322560, 341152, 365520, 383796, 389888, 426440, 438624, 479745, 487360, 511728, 548280, 584832, 639660, 682304, 731040, 767592, 779776, 852880, 877248, 959490, 974720, 1023456, 1096560, 1169664, 1279320, 1364608, 1462080, 1535184, 1559552, 1705760, 1754496, 1918980, 1949440, 2046912, 2193120, 2339328, 2558640, 2729216, 2924160, 3070368, 3411520, 3508992, 3837960, 3898880, 4093824, 4386240, 4678656, 5117280, 5458432, 5848320, 6140736, 6823040, 7017984, 7675920, 7797760, 8187648, 8772480, 10234560, 10916864, 11696640, 12281472, 13646080, 14035968, 15351840, 16375296, 17544960, 20469120, 23393280, 24562944, 27292160, 30703680, 32750592, 35089920, 40938240, 49125888, 54584320, 61407360, 70179840, 81876480, 98251776, 122814720, 163752960, 245629440, 491258880]

約数ペア:

[(1, 491258880), (2, 245629440), (3, 163752960), (4, 122814720), (5, 98251776), (6, 81876480), (7, 70179840), (8, 61407360), (9, 54584320), (10, 49125888), (12, 40938240), (14, 35089920), (15, 32750592), (16, 30703680), (18, 27292160), (20, 24562944), (21, 23393280), (24, 20469120), (28, 17544960), (30, 16375296), (32, 15351840), (35, 14035968), (36, 13646080), (40, 12281472), (42, 11696640), (45, 10916864), (48, 10234560), (56, 8772480), (60, 8187648), (63, 7797760), (64, 7675920), (70, 7017984), (72, 6823040), (80, 6140736), (84, 5848320), (90, 5458432), (96, 5117280), (105, 4678656), (112, 4386240), (120, 4093824), (126, 3898880), (128, 3837960), (140, 3508992), (144, 3411520), (160, 3070368), (168, 2924160), (180, 2729216), (192, 2558640), (210, 2339328), (224, 2193120), (240, 2046912), (252, 1949440), (256, 1918980), (280, 1754496), (288, 1705760), (315, 1559552), (320, 1535184), (336, 1462080), (360, 1364608), (384, 1279320), (420, 1169664), (448, 1096560), (480, 1023456), (504, 974720), (512, 959490), (560, 877248), (576, 852880), (630, 779776), (640, 767592), (672, 731040), (720, 682304), (768, 639660), (840, 584832), (896, 548280), (960, 511728), (1008, 487360), (1024, 479745), (1120, 438624), (1152, 426440), (1260, 389888), (1280, 383796), (1344, 365520), (1440, 341152), (1523, 322560), (1536, 319830), (1680, 292416), (1792, 274140), (1920, 255864), (2016, 243680), (2240, 219312), (2304, 213220), (2520, 194944), (2560, 191898), (2688, 182760), (2880, 170576), (3046, 161280), (3072, 159915), (3360, 146208), (3584, 137070), (3840, 127932), (4032, 121840), (4480, 109656), (4569, 107520), (4608, 106610), (5040, 97472), (5120, 95949), (5376, 91380), (5760, 85288), (6092, 80640), (6720, 73104), (7168, 68535), (7615, 64512), (7680, 63966), (8064, 60920), (8960, 54828), (9138, 53760), (9216, 53305), (10080, 48736), (10661, 46080), (10752, 45690), (11520, 42644), (12184, 40320), (13440, 36552), (13707, 35840), (15230, 32256), (15360, 31983), (16128, 30460), (17920, 27414), (18276, 26880), (20160, 24368), (21322, 23040), (21504, 22845)]