20686081920

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{10193}}^1$

素因数の和:10373

約数の個数: 256

約数和(自身を含む): 75862932480

約数和(自身を除く): 55176850560

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, 151, 160, 168, 192, 210, 224, 240, 280, 302, 320, 336, 384, 420, 448, 453, 480, 560, 604, 640, 672, 755, 840, 896, 906, 960, 1057, 1120, 1208, 1344, 1510, 1680, 1812, 1920, 2114, 2240, 2265, 2416, 2688, 3020, 3171, 3360, 3624, 4228, 4480, 4530, 4832, 5285, 6040, 6342, 6720, 7248, 8456, 9060, 9664, 10193, 10570, 12080, 12684, 13440, 14496, 15855, 16912, 18120, 19328, 20386, 21140, 24160, 25368, 28992, 30579, 31710, 33824, 36240, 40772, 42280, 48320, 50736, 50965, 57984, 61158, 63420, 67648, 71351, 72480, 81544, 84560, 96640, 101472, 101930, 122316, 126840, 135296, 142702, 144960, 152895, 163088, 169120, 202944, 203860, 214053, 244632, 253680, 285404, 289920, 305790, 326176, 338240, 356755, 405888, 407720, 428106, 489264, 507360, 570808, 611580, 652352, 676480, 713510, 815440, 856212, 978528, 1014720, 1070265, 1141616, 1223160, 1304704, 1427020, 1539143, 1630880, 1712424, 1957056, 2029440, 2140530, 2283232, 2446320, 2854040, 3078286, 3261760, 3424848, 3914112, 4281060, 4566464, 4617429, 4892640, 5708080, 6156572, 6523520, 6849696, 7695715, 8562120, 9132928, 9234858, 9785280, 10774001, 11416160, 12313144, 13699392, 15391430, 17124240, 18469716, 19570560, 21548002, 22832320, 23087145, 24626288, 27398784, 30782860, 32322003, 34248480, 36939432, 43096004, 45664640, 46174290, 49252576, 53870005, 61565720, 64644006, 68496960, 73878864, 86192008, 92348580, 98505152, 107740010, 123131440, 129288012, 136993920, 147757728, 161610015, 172384016, 184697160, 197010304, 215480020, 246262880, 258576024, 295515456, 323220030, 344768032, 369394320, 430960040, 492525760, 517152048, 591030912, 646440060, 689536064, 738788640, 861920080, 985051520, 1034304096, 1292880120, 1379072128, 1477577280, 1723840160, 2068608192, 2585760240, 2955154560, 3447680320, 4137216384, 5171520480, 6895360640, 10343040960, 20686081920]

約数ペア:

[(1, 20686081920), (2, 10343040960), (3, 6895360640), (4, 5171520480), (5, 4137216384), (6, 3447680320), (7, 2955154560), (8, 2585760240), (10, 2068608192), (12, 1723840160), (14, 1477577280), (15, 1379072128), (16, 1292880120), (20, 1034304096), (21, 985051520), (24, 861920080), (28, 738788640), (30, 689536064), (32, 646440060), (35, 591030912), (40, 517152048), (42, 492525760), (48, 430960040), (56, 369394320), (60, 344768032), (64, 323220030), (70, 295515456), (80, 258576024), (84, 246262880), (96, 215480020), (105, 197010304), (112, 184697160), (120, 172384016), (128, 161610015), (140, 147757728), (151, 136993920), (160, 129288012), (168, 123131440), (192, 107740010), (210, 98505152), (224, 92348580), (240, 86192008), (280, 73878864), (302, 68496960), (320, 64644006), (336, 61565720), (384, 53870005), (420, 49252576), (448, 46174290), (453, 45664640), (480, 43096004), (560, 36939432), (604, 34248480), (640, 32322003), (672, 30782860), (755, 27398784), (840, 24626288), (896, 23087145), (906, 22832320), (960, 21548002), (1057, 19570560), (1120, 18469716), (1208, 17124240), (1344, 15391430), (1510, 13699392), (1680, 12313144), (1812, 11416160), (1920, 10774001), (2114, 9785280), (2240, 9234858), (2265, 9132928), (2416, 8562120), (2688, 7695715), (3020, 6849696), (3171, 6523520), (3360, 6156572), (3624, 5708080), (4228, 4892640), (4480, 4617429), (4530, 4566464), (4832, 4281060), (5285, 3914112), (6040, 3424848), (6342, 3261760), (6720, 3078286), (7248, 2854040), (8456, 2446320), (9060, 2283232), (9664, 2140530), (10193, 2029440), (10570, 1957056), (12080, 1712424), (12684, 1630880), (13440, 1539143), (14496, 1427020), (15855, 1304704), (16912, 1223160), (18120, 1141616), (19328, 1070265), (20386, 1014720), (21140, 978528), (24160, 856212), (25368, 815440), (28992, 713510), (30579, 676480), (31710, 652352), (33824, 611580), (36240, 570808), (40772, 507360), (42280, 489264), (48320, 428106), (50736, 407720), (50965, 405888), (57984, 356755), (61158, 338240), (63420, 326176), (67648, 305790), (71351, 289920), (72480, 285404), (81544, 253680), (84560, 244632), (96640, 214053), (101472, 203860), (101930, 202944), (122316, 169120), (126840, 163088), (135296, 152895), (142702, 144960)]