64804320

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{2143}}^1$

素因数の和:2174

約数の個数: 192

約数和(自身を含む): 259338240

約数和(自身を除く): 194533920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2143, 2160, 2520, 3024, 3360, 3780, 4286, 4320, 5040, 6048, 6429, 7560, 8572, 10080, 10715, 12858, 15001, 15120, 17144, 19287, 21430, 25716, 30002, 30240, 32145, 34288, 38574, 42860, 45003, 51432, 57861, 60004, 64290, 68576, 75005, 77148, 85720, 90006, 96435, 102864, 115722, 120008, 128580, 135009, 150010, 154296, 171440, 180012, 192870, 205728, 225015, 231444, 240016, 257160, 270018, 289305, 300020, 308592, 342880, 360024, 385740, 405027, 450030, 462888, 480032, 514320, 540036, 578610, 600040, 617184, 675045, 720048, 771480, 810054, 900060, 925776, 1028640, 1080072, 1157220, 1200080, 1350090, 1440096, 1542960, 1620108, 1800120, 1851552, 2025135, 2160144, 2314440, 2400160, 2700180, 3085920, 3240216, 3600240, 4050270, 4320288, 4628880, 5400360, 6480432, 7200480, 8100540, 9257760, 10800720, 12960864, 16201080, 21601440, 32402160, 64804320]

約数ペア:

[(1, 64804320), (2, 32402160), (3, 21601440), (4, 16201080), (5, 12960864), (6, 10800720), (7, 9257760), (8, 8100540), (9, 7200480), (10, 6480432), (12, 5400360), (14, 4628880), (15, 4320288), (16, 4050270), (18, 3600240), (20, 3240216), (21, 3085920), (24, 2700180), (27, 2400160), (28, 2314440), (30, 2160144), (32, 2025135), (35, 1851552), (36, 1800120), (40, 1620108), (42, 1542960), (45, 1440096), (48, 1350090), (54, 1200080), (56, 1157220), (60, 1080072), (63, 1028640), (70, 925776), (72, 900060), (80, 810054), (84, 771480), (90, 720048), (96, 675045), (105, 617184), (108, 600040), (112, 578610), (120, 540036), (126, 514320), (135, 480032), (140, 462888), (144, 450030), (160, 405027), (168, 385740), (180, 360024), (189, 342880), (210, 308592), (216, 300020), (224, 289305), (240, 270018), (252, 257160), (270, 240016), (280, 231444), (288, 225015), (315, 205728), (336, 192870), (360, 180012), (378, 171440), (420, 154296), (432, 150010), (480, 135009), (504, 128580), (540, 120008), (560, 115722), (630, 102864), (672, 96435), (720, 90006), (756, 85720), (840, 77148), (864, 75005), (945, 68576), (1008, 64290), (1080, 60004), (1120, 57861), (1260, 51432), (1440, 45003), (1512, 42860), (1680, 38574), (1890, 34288), (2016, 32145), (2143, 30240), (2160, 30002), (2520, 25716), (3024, 21430), (3360, 19287), (3780, 17144), (4286, 15120), (4320, 15001), (5040, 12858), (6048, 10715), (6429, 10080), (7560, 8572)]