221339520

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{12809}}^1$

素因数の和:12837

約数の個数: 128

約数和(自身を含む): 783972000

約数和(自身を除く): 562632480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 12809, 17280, 25618, 38427, 51236, 64045, 76854, 102472, 115281, 128090, 153708, 192135, 204944, 230562, 256180, 307416, 345843, 384270, 409888, 461124, 512360, 576405, 614832, 691686, 768540, 819776, 922248, 1024720, 1152810, 1229664, 1383372, 1537080, 1639552, 1729215, 1844496, 2049440, 2305620, 2459328, 2766744, 3074160, 3458430, 3688992, 4098880, 4611240, 4918656, 5533488, 6148320, 6916860, 7377984, 8197760, 9222480, 11066976, 12296640, 13833720, 14755968, 18444960, 22133952, 24593280, 27667440, 36889920, 44267904, 55334880, 73779840, 110669760, 221339520]

約数ペア:

[(1, 221339520), (2, 110669760), (3, 73779840), (4, 55334880), (5, 44267904), (6, 36889920), (8, 27667440), (9, 24593280), (10, 22133952), (12, 18444960), (15, 14755968), (16, 13833720), (18, 12296640), (20, 11066976), (24, 9222480), (27, 8197760), (30, 7377984), (32, 6916860), (36, 6148320), (40, 5533488), (45, 4918656), (48, 4611240), (54, 4098880), (60, 3688992), (64, 3458430), (72, 3074160), (80, 2766744), (90, 2459328), (96, 2305620), (108, 2049440), (120, 1844496), (128, 1729215), (135, 1639552), (144, 1537080), (160, 1383372), (180, 1229664), (192, 1152810), (216, 1024720), (240, 922248), (270, 819776), (288, 768540), (320, 691686), (360, 614832), (384, 576405), (432, 512360), (480, 461124), (540, 409888), (576, 384270), (640, 345843), (720, 307416), (864, 256180), (960, 230562), (1080, 204944), (1152, 192135), (1440, 153708), (1728, 128090), (1920, 115281), (2160, 102472), (2880, 76854), (3456, 64045), (4320, 51236), (5760, 38427), (8640, 25618), (12809, 17280)]