18025920

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{569}}^1$

素因数の和:603

約数の個数: 168

約数和(自身を含む): 67757040

約数和(自身を除く): 49731120

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, 569, 576, 660, 704, 720, 792, 880, 960, 990, 1056, 1138, 1320, 1440, 1584, 1707, 1760, 1980, 2112, 2276, 2640, 2845, 2880, 3168, 3414, 3520, 3960, 4552, 5121, 5280, 5690, 6259, 6336, 6828, 7920, 8535, 9104, 10242, 10560, 11380, 12518, 13656, 15840, 17070, 18208, 18777, 20484, 22760, 25036, 25605, 27312, 31295, 31680, 34140, 36416, 37554, 40968, 45520, 50072, 51210, 54624, 56331, 62590, 68280, 75108, 81936, 91040, 93885, 100144, 102420, 109248, 112662, 125180, 136560, 150216, 163872, 182080, 187770, 200288, 204840, 225324, 250360, 273120, 281655, 300432, 327744, 375540, 400576, 409680, 450648, 500720, 546240, 563310, 600864, 751080, 819360, 901296, 1001440, 1126620, 1201728, 1502160, 1638720, 1802592, 2002880, 2253240, 3004320, 3605184, 4506480, 6008640, 9012960, 18025920]

約数ペア:

[(1, 18025920), (2, 9012960), (3, 6008640), (4, 4506480), (5, 3605184), (6, 3004320), (8, 2253240), (9, 2002880), (10, 1802592), (11, 1638720), (12, 1502160), (15, 1201728), (16, 1126620), (18, 1001440), (20, 901296), (22, 819360), (24, 751080), (30, 600864), (32, 563310), (33, 546240), (36, 500720), (40, 450648), (44, 409680), (45, 400576), (48, 375540), (55, 327744), (60, 300432), (64, 281655), (66, 273120), (72, 250360), (80, 225324), (88, 204840), (90, 200288), (96, 187770), (99, 182080), (110, 163872), (120, 150216), (132, 136560), (144, 125180), (160, 112662), (165, 109248), (176, 102420), (180, 100144), (192, 93885), (198, 91040), (220, 81936), (240, 75108), (264, 68280), (288, 62590), (320, 56331), (330, 54624), (352, 51210), (360, 50072), (396, 45520), (440, 40968), (480, 37554), (495, 36416), (528, 34140), (569, 31680), (576, 31295), (660, 27312), (704, 25605), (720, 25036), (792, 22760), (880, 20484), (960, 18777), (990, 18208), (1056, 17070), (1138, 15840), (1320, 13656), (1440, 12518), (1584, 11380), (1707, 10560), (1760, 10242), (1980, 9104), (2112, 8535), (2276, 7920), (2640, 6828), (2845, 6336), (2880, 6259), (3168, 5690), (3414, 5280), (3520, 5121), (3960, 4552)]