20071382016

素因数分解:

$2^{10}\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{30109}}^1$

素因数の和:30170

約数の個数: 176

約数和(自身を含む): 63114414080

約数和(自身を除く): 43043032064

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 64, 84, 93, 96, 112, 124, 128, 168, 186, 192, 217, 224, 248, 256, 336, 372, 384, 434, 448, 496, 512, 651, 672, 744, 768, 868, 896, 992, 1024, 1302, 1344, 1488, 1536, 1736, 1792, 1984, 2604, 2688, 2976, 3072, 3472, 3584, 3968, 5208, 5376, 5952, 6944, 7168, 7936, 10416, 10752, 11904, 13888, 15872, 20832, 21504, 23808, 27776, 30109, 31744, 41664, 47616, 55552, 60218, 83328, 90327, 95232, 111104, 120436, 166656, 180654, 210763, 222208, 240872, 333312, 361308, 421526, 481744, 632289, 666624, 722616, 843052, 933379, 963488, 1264578, 1445232, 1686104, 1866758, 1926976, 2529156, 2800137, 2890464, 3372208, 3733516, 3853952, 5058312, 5600274, 5780928, 6533653, 6744416, 7467032, 7707904, 10116624, 11200548, 11561856, 13067306, 13488832, 14934064, 15415808, 19600959, 20233248, 22401096, 23123712, 26134612, 26977664, 29868128, 30831616, 39201918, 40466496, 44802192, 46247424, 52269224, 53955328, 59736256, 78403836, 80932992, 89604384, 92494848, 104538448, 107910656, 119472512, 156807672, 161865984, 179208768, 209076896, 215821312, 238945024, 313615344, 323731968, 358417536, 418153792, 477890048, 627230688, 647463936, 716835072, 836307584, 955780096, 1254461376, 1433670144, 1672615168, 2508922752, 2867340288, 3345230336, 5017845504, 6690460672, 10035691008, 20071382016]

約数ペア:

[(1, 20071382016), (2, 10035691008), (3, 6690460672), (4, 5017845504), (6, 3345230336), (7, 2867340288), (8, 2508922752), (12, 1672615168), (14, 1433670144), (16, 1254461376), (21, 955780096), (24, 836307584), (28, 716835072), (31, 647463936), (32, 627230688), (42, 477890048), (48, 418153792), (56, 358417536), (62, 323731968), (64, 313615344), (84, 238945024), (93, 215821312), (96, 209076896), (112, 179208768), (124, 161865984), (128, 156807672), (168, 119472512), (186, 107910656), (192, 104538448), (217, 92494848), (224, 89604384), (248, 80932992), (256, 78403836), (336, 59736256), (372, 53955328), (384, 52269224), (434, 46247424), (448, 44802192), (496, 40466496), (512, 39201918), (651, 30831616), (672, 29868128), (744, 26977664), (768, 26134612), (868, 23123712), (896, 22401096), (992, 20233248), (1024, 19600959), (1302, 15415808), (1344, 14934064), (1488, 13488832), (1536, 13067306), (1736, 11561856), (1792, 11200548), (1984, 10116624), (2604, 7707904), (2688, 7467032), (2976, 6744416), (3072, 6533653), (3472, 5780928), (3584, 5600274), (3968, 5058312), (5208, 3853952), (5376, 3733516), (5952, 3372208), (6944, 2890464), (7168, 2800137), (7936, 2529156), (10416, 1926976), (10752, 1866758), (11904, 1686104), (13888, 1445232), (15872, 1264578), (20832, 963488), (21504, 933379), (23808, 843052), (27776, 722616), (30109, 666624), (31744, 632289), (41664, 481744), (47616, 421526), (55552, 361308), (60218, 333312), (83328, 240872), (90327, 222208), (95232, 210763), (111104, 180654), (120436, 166656)]