18089280

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{571}}^1$

素因数の和:605

約数の個数: 168

約数和(自身を含む): 67994784

約数和(自身を除く): 49905504

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 264, 288, 320, 330, 352, 360, 396, 440, 480, 495, 528, 571, 576, 660, 704, 720, 792, 880, 960, 990, 1056, 1142, 1320, 1440, 1584, 1713, 1760, 1980, 2112, 2284, 2640, 2855, 2880, 3168, 3426, 3520, 3960, 4568, 5139, 5280, 5710, 6281, 6336, 6852, 7920, 8565, 9136, 10278, 10560, 11420, 12562, 13704, 15840, 17130, 18272, 18843, 20556, 22840, 25124, 25695, 27408, 31405, 31680, 34260, 36544, 37686, 41112, 45680, 50248, 51390, 54816, 56529, 62810, 68520, 75372, 82224, 91360, 94215, 100496, 102780, 109632, 113058, 125620, 137040, 150744, 164448, 182720, 188430, 200992, 205560, 226116, 251240, 274080, 282645, 301488, 328896, 376860, 401984, 411120, 452232, 502480, 548160, 565290, 602976, 753720, 822240, 904464, 1004960, 1130580, 1205952, 1507440, 1644480, 1808928, 2009920, 2261160, 3014880, 3617856, 4522320, 6029760, 9044640, 18089280]

約数ペア:

[(1, 18089280), (2, 9044640), (3, 6029760), (4, 4522320), (5, 3617856), (6, 3014880), (8, 2261160), (9, 2009920), (10, 1808928), (11, 1644480), (12, 1507440), (15, 1205952), (16, 1130580), (18, 1004960), (20, 904464), (22, 822240), (24, 753720), (30, 602976), (32, 565290), (33, 548160), (36, 502480), (40, 452232), (44, 411120), (45, 401984), (48, 376860), (55, 328896), (60, 301488), (64, 282645), (66, 274080), (72, 251240), (80, 226116), (88, 205560), (90, 200992), (96, 188430), (99, 182720), (110, 164448), (120, 150744), (132, 137040), (144, 125620), (160, 113058), (165, 109632), (176, 102780), (180, 100496), (192, 94215), (198, 91360), (220, 82224), (240, 75372), (264, 68520), (288, 62810), (320, 56529), (330, 54816), (352, 51390), (360, 50248), (396, 45680), (440, 41112), (480, 37686), (495, 36544), (528, 34260), (571, 31680), (576, 31405), (660, 27408), (704, 25695), (720, 25124), (792, 22840), (880, 20556), (960, 18843), (990, 18272), (1056, 17130), (1142, 15840), (1320, 13704), (1440, 12562), (1584, 11420), (1713, 10560), (1760, 10278), (1980, 9136), (2112, 8565), (2284, 7920), (2640, 6852), (2855, 6336), (2880, 6281), (3168, 5710), (3426, 5280), (3520, 5139), (3960, 4568)]