1351280640

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{43987}}^1$

素因数の和:44017

約数の個数: 96

約数和(自身を含む): 4323140640

約数和(自身を除く): 2971860000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2048, 2560, 3072, 3840, 5120, 6144, 7680, 10240, 15360, 30720, 43987, 87974, 131961, 175948, 219935, 263922, 351896, 439870, 527844, 659805, 703792, 879740, 1055688, 1319610, 1407584, 1759480, 2111376, 2639220, 2815168, 3518960, 4222752, 5278440, 5630336, 7037920, 8445504, 10556880, 11260672, 14075840, 16891008, 21113760, 22521344, 28151680, 33782016, 42227520, 45042688, 56303360, 67564032, 84455040, 90085376, 112606720, 135128064, 168910080, 225213440, 270256128, 337820160, 450426880, 675640320, 1351280640]

約数ペア:

[(1, 1351280640), (2, 675640320), (3, 450426880), (4, 337820160), (5, 270256128), (6, 225213440), (8, 168910080), (10, 135128064), (12, 112606720), (15, 90085376), (16, 84455040), (20, 67564032), (24, 56303360), (30, 45042688), (32, 42227520), (40, 33782016), (48, 28151680), (60, 22521344), (64, 21113760), (80, 16891008), (96, 14075840), (120, 11260672), (128, 10556880), (160, 8445504), (192, 7037920), (240, 5630336), (256, 5278440), (320, 4222752), (384, 3518960), (480, 2815168), (512, 2639220), (640, 2111376), (768, 1759480), (960, 1407584), (1024, 1319610), (1280, 1055688), (1536, 879740), (1920, 703792), (2048, 659805), (2560, 527844), (3072, 439870), (3840, 351896), (5120, 263922), (6144, 219935), (7680, 175948), (10240, 131961), (15360, 87974), (30720, 43987)]