18444960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{12809}}^1$

素因数の和:12830

約数の個数: 72

約数和(自身を含む): 62948340

約数和(自身を除く): 44503380

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 12809, 25618, 38427, 51236, 64045, 76854, 102472, 115281, 128090, 153708, 192135, 204944, 230562, 256180, 307416, 384270, 409888, 461124, 512360, 576405, 614832, 768540, 922248, 1024720, 1152810, 1229664, 1537080, 1844496, 2049440, 2305620, 3074160, 3688992, 4611240, 6148320, 9222480, 18444960]

約数ペア:

[(1, 18444960), (2, 9222480), (3, 6148320), (4, 4611240), (5, 3688992), (6, 3074160), (8, 2305620), (9, 2049440), (10, 1844496), (12, 1537080), (15, 1229664), (16, 1152810), (18, 1024720), (20, 922248), (24, 768540), (30, 614832), (32, 576405), (36, 512360), (40, 461124), (45, 409888), (48, 384270), (60, 307416), (72, 256180), (80, 230562), (90, 204944), (96, 192135), (120, 153708), (144, 128090), (160, 115281), (180, 102472), (240, 76854), (288, 64045), (360, 51236), (480, 38427), (720, 25618), (1440, 12809)]