20796840960

素因数分解:

$2^{10}\times 3^1\times 5^1\times 7^1\times {\mathrm{193423}}^1$

素因数の和:193458

約数の個数: 176

約数和(自身を含む): 76020274176

約数和(自身を除く): 55223433216

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1024, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2240, 2560, 2688, 3072, 3360, 3584, 3840, 4480, 5120, 5376, 6720, 7168, 7680, 8960, 10752, 13440, 15360, 17920, 21504, 26880, 35840, 53760, 107520, 193423, 386846, 580269, 773692, 967115, 1160538, 1353961, 1547384, 1934230, 2321076, 2707922, 2901345, 3094768, 3868460, 4061883, 4642152, 5415844, 5802690, 6189536, 6769805, 7736920, 8123766, 9284304, 10831688, 11605380, 12379072, 13539610, 15473840, 16247532, 18568608, 20309415, 21663376, 23210760, 24758144, 27079220, 30947680, 32495064, 37137216, 40618830, 43326752, 46421520, 49516288, 54158440, 61895360, 64990128, 74274432, 81237660, 86653504, 92843040, 99032576, 108316880, 123790720, 129980256, 148548864, 162475320, 173307008, 185686080, 198065152, 216633760, 247581440, 259960512, 297097728, 324950640, 346614016, 371372160, 433267520, 495162880, 519921024, 594195456, 649901280, 693228032, 742744320, 866535040, 990325760, 1039842048, 1299802560, 1386456064, 1485488640, 1733070080, 2079684096, 2599605120, 2970977280, 3466140160, 4159368192, 5199210240, 6932280320, 10398420480, 20796840960]

約数ペア:

[(1, 20796840960), (2, 10398420480), (3, 6932280320), (4, 5199210240), (5, 4159368192), (6, 3466140160), (7, 2970977280), (8, 2599605120), (10, 2079684096), (12, 1733070080), (14, 1485488640), (15, 1386456064), (16, 1299802560), (20, 1039842048), (21, 990325760), (24, 866535040), (28, 742744320), (30, 693228032), (32, 649901280), (35, 594195456), (40, 519921024), (42, 495162880), (48, 433267520), (56, 371372160), (60, 346614016), (64, 324950640), (70, 297097728), (80, 259960512), (84, 247581440), (96, 216633760), (105, 198065152), (112, 185686080), (120, 173307008), (128, 162475320), (140, 148548864), (160, 129980256), (168, 123790720), (192, 108316880), (210, 99032576), (224, 92843040), (240, 86653504), (256, 81237660), (280, 74274432), (320, 64990128), (336, 61895360), (384, 54158440), (420, 49516288), (448, 46421520), (480, 43326752), (512, 40618830), (560, 37137216), (640, 32495064), (672, 30947680), (768, 27079220), (840, 24758144), (896, 23210760), (960, 21663376), (1024, 20309415), (1120, 18568608), (1280, 16247532), (1344, 15473840), (1536, 13539610), (1680, 12379072), (1792, 11605380), (1920, 10831688), (2240, 9284304), (2560, 8123766), (2688, 7736920), (3072, 6769805), (3360, 6189536), (3584, 5802690), (3840, 5415844), (4480, 4642152), (5120, 4061883), (5376, 3868460), (6720, 3094768), (7168, 2901345), (7680, 2707922), (8960, 2321076), (10752, 1934230), (13440, 1547384), (15360, 1353961), (17920, 1160538), (21504, 967115), (26880, 773692), (35840, 580269), (53760, 386846), (107520, 193423)]