20957049216

素因数分解:

$2^7\times 3^3\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{1301}}^1$

素因数の和:1462

約数の個数: 256

約数和(自身を含む): 63745920000

約数和(自身を除く): 42788870784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 59, 64, 72, 79, 96, 108, 118, 128, 144, 158, 177, 192, 216, 236, 237, 288, 316, 354, 384, 432, 472, 474, 531, 576, 632, 708, 711, 864, 944, 948, 1062, 1152, 1264, 1301, 1416, 1422, 1593, 1728, 1888, 1896, 2124, 2133, 2528, 2602, 2832, 2844, 3186, 3456, 3776, 3792, 3903, 4248, 4266, 4661, 5056, 5204, 5664, 5688, 6372, 7552, 7584, 7806, 8496, 8532, 9322, 10112, 10408, 11328, 11376, 11709, 12744, 13983, 15168, 15612, 16992, 17064, 18644, 20816, 22656, 22752, 23418, 25488, 27966, 30336, 31224, 33984, 34128, 35127, 37288, 41632, 41949, 45504, 46836, 50976, 55932, 62448, 67968, 68256, 70254, 74576, 76759, 83264, 83898, 91008, 93672, 101952, 102779, 111864, 124896, 125847, 136512, 140508, 149152, 153518, 166528, 167796, 187344, 203904, 205558, 223728, 230277, 249792, 251694, 273024, 281016, 298304, 307036, 308337, 335592, 374688, 411116, 447456, 460554, 499584, 503388, 562032, 596608, 614072, 616674, 671184, 690831, 749376, 822232, 894912, 921108, 925011, 1006776, 1124064, 1228144, 1233348, 1342368, 1381662, 1498752, 1644464, 1789824, 1842216, 1850022, 2013552, 2072493, 2248128, 2456288, 2466696, 2684736, 2763324, 2775033, 3288928, 3684432, 3700044, 4027104, 4144986, 4496256, 4912576, 4933392, 5369472, 5526648, 5550066, 6063961, 6577856, 7368864, 7400088, 8054208, 8289972, 9825152, 9866784, 11053296, 11100132, 12127922, 13155712, 14737728, 14800176, 16108416, 16579944, 18191883, 19733568, 22106592, 22200264, 24255844, 29475456, 29600352, 33159888, 36383766, 39467136, 44213184, 44400528, 48511688, 54575649, 59200704, 66319776, 72767532, 88426368, 88801056, 97023376, 109151298, 118401408, 132639552, 145535064, 163726947, 177602112, 194046752, 218302596, 265279104, 291070128, 327453894, 355204224, 388093504, 436605192, 582140256, 654907788, 776187008, 873210384, 1164280512, 1309815576, 1746420768, 2328561024, 2619631152, 3492841536, 5239262304, 6985683072, 10478524608, 20957049216]

約数ペア:

[(1, 20957049216), (2, 10478524608), (3, 6985683072), (4, 5239262304), (6, 3492841536), (8, 2619631152), (9, 2328561024), (12, 1746420768), (16, 1309815576), (18, 1164280512), (24, 873210384), (27, 776187008), (32, 654907788), (36, 582140256), (48, 436605192), (54, 388093504), (59, 355204224), (64, 327453894), (72, 291070128), (79, 265279104), (96, 218302596), (108, 194046752), (118, 177602112), (128, 163726947), (144, 145535064), (158, 132639552), (177, 118401408), (192, 109151298), (216, 97023376), (236, 88801056), (237, 88426368), (288, 72767532), (316, 66319776), (354, 59200704), (384, 54575649), (432, 48511688), (472, 44400528), (474, 44213184), (531, 39467136), (576, 36383766), (632, 33159888), (708, 29600352), (711, 29475456), (864, 24255844), (944, 22200264), (948, 22106592), (1062, 19733568), (1152, 18191883), (1264, 16579944), (1301, 16108416), (1416, 14800176), (1422, 14737728), (1593, 13155712), (1728, 12127922), (1888, 11100132), (1896, 11053296), (2124, 9866784), (2133, 9825152), (2528, 8289972), (2602, 8054208), (2832, 7400088), (2844, 7368864), (3186, 6577856), (3456, 6063961), (3776, 5550066), (3792, 5526648), (3903, 5369472), (4248, 4933392), (4266, 4912576), (4661, 4496256), (5056, 4144986), (5204, 4027104), (5664, 3700044), (5688, 3684432), (6372, 3288928), (7552, 2775033), (7584, 2763324), (7806, 2684736), (8496, 2466696), (8532, 2456288), (9322, 2248128), (10112, 2072493), (10408, 2013552), (11328, 1850022), (11376, 1842216), (11709, 1789824), (12744, 1644464), (13983, 1498752), (15168, 1381662), (15612, 1342368), (16992, 1233348), (17064, 1228144), (18644, 1124064), (20816, 1006776), (22656, 925011), (22752, 921108), (23418, 894912), (25488, 822232), (27966, 749376), (30336, 690831), (31224, 671184), (33984, 616674), (34128, 614072), (35127, 596608), (37288, 562032), (41632, 503388), (41949, 499584), (45504, 460554), (46836, 447456), (50976, 411116), (55932, 374688), (62448, 335592), (67968, 308337), (68256, 307036), (70254, 298304), (74576, 281016), (76759, 273024), (83264, 251694), (83898, 249792), (91008, 230277), (93672, 223728), (101952, 205558), (102779, 203904), (111864, 187344), (124896, 167796), (125847, 166528), (136512, 153518), (140508, 149152)]