861557760

素因数分解:

$2^{10}\times 3^2\times 5^1\times 7^1\times {\mathrm{2671}}^1$

素因数の和:2709

約数の個数: 264

約数和(自身を含む): 3413020416

約数和(自身を除く): 2551462656

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, 1536, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2560, 2671, 2688, 2880, 3072, 3360, 3584, 3840, 4032, 4480, 4608, 5040, 5120, 5342, 5376, 5760, 6720, 7168, 7680, 8013, 8064, 8960, 9216, 10080, 10684, 10752, 11520, 13355, 13440, 15360, 16026, 16128, 17920, 18697, 20160, 21368, 21504, 23040, 24039, 26710, 26880, 32052, 32256, 35840, 37394, 40065, 40320, 42736, 46080, 48078, 53420, 53760, 56091, 64104, 64512, 74788, 80130, 80640, 85472, 93485, 96156, 106840, 107520, 112182, 120195, 128208, 149576, 160260, 161280, 168273, 170944, 186970, 192312, 213680, 224364, 240390, 256416, 280455, 299152, 320520, 322560, 336546, 341888, 373940, 384624, 427360, 448728, 480780, 512832, 560910, 598304, 641040, 673092, 683776, 747880, 769248, 841365, 854720, 897456, 961560, 1025664, 1121820, 1196608, 1282080, 1346184, 1367552, 1495760, 1538496, 1682730, 1709440, 1794912, 1923120, 2051328, 2243640, 2393216, 2564160, 2692368, 2735104, 2991520, 3076992, 3365460, 3418880, 3589824, 3846240, 4102656, 4487280, 4786432, 5128320, 5384736, 5983040, 6153984, 6730920, 6837760, 7179648, 7692480, 8205312, 8974560, 9572864, 10256640, 10769472, 11966080, 12307968, 13461840, 13675520, 14359296, 15384960, 17949120, 19145728, 20513280, 21538944, 23932160, 24615936, 26923680, 28718592, 30769920, 35898240, 41026560, 43077888, 47864320, 53847360, 57437184, 61539840, 71796480, 86155776, 95728640, 107694720, 123079680, 143592960, 172311552, 215389440, 287185920, 430778880, 861557760]

約数ペア:

[(1, 861557760), (2, 430778880), (3, 287185920), (4, 215389440), (5, 172311552), (6, 143592960), (7, 123079680), (8, 107694720), (9, 95728640), (10, 86155776), (12, 71796480), (14, 61539840), (15, 57437184), (16, 53847360), (18, 47864320), (20, 43077888), (21, 41026560), (24, 35898240), (28, 30769920), (30, 28718592), (32, 26923680), (35, 24615936), (36, 23932160), (40, 21538944), (42, 20513280), (45, 19145728), (48, 17949120), (56, 15384960), (60, 14359296), (63, 13675520), (64, 13461840), (70, 12307968), (72, 11966080), (80, 10769472), (84, 10256640), (90, 9572864), (96, 8974560), (105, 8205312), (112, 7692480), (120, 7179648), (126, 6837760), (128, 6730920), (140, 6153984), (144, 5983040), (160, 5384736), (168, 5128320), (180, 4786432), (192, 4487280), (210, 4102656), (224, 3846240), (240, 3589824), (252, 3418880), (256, 3365460), (280, 3076992), (288, 2991520), (315, 2735104), (320, 2692368), (336, 2564160), (360, 2393216), (384, 2243640), (420, 2051328), (448, 1923120), (480, 1794912), (504, 1709440), (512, 1682730), (560, 1538496), (576, 1495760), (630, 1367552), (640, 1346184), (672, 1282080), (720, 1196608), (768, 1121820), (840, 1025664), (896, 961560), (960, 897456), (1008, 854720), (1024, 841365), (1120, 769248), (1152, 747880), (1260, 683776), (1280, 673092), (1344, 641040), (1440, 598304), (1536, 560910), (1680, 512832), (1792, 480780), (1920, 448728), (2016, 427360), (2240, 384624), (2304, 373940), (2520, 341888), (2560, 336546), (2671, 322560), (2688, 320520), (2880, 299152), (3072, 280455), (3360, 256416), (3584, 240390), (3840, 224364), (4032, 213680), (4480, 192312), (4608, 186970), (5040, 170944), (5120, 168273), (5342, 161280), (5376, 160260), (5760, 149576), (6720, 128208), (7168, 120195), (7680, 112182), (8013, 107520), (8064, 106840), (8960, 96156), (9216, 93485), (10080, 85472), (10684, 80640), (10752, 80130), (11520, 74788), (13355, 64512), (13440, 64104), (15360, 56091), (16026, 53760), (16128, 53420), (17920, 48078), (18697, 46080), (20160, 42736), (21368, 40320), (21504, 40065), (23040, 37394), (24039, 35840), (26710, 32256), (26880, 32052)]