218787840

素因数分解:

$2^{12}\times 3^2\times 5^1\times {\mathrm{1187}}^1$

素因数の和:1222

約数の個数: 156

約数和(自身を含む): 759010824

約数和(自身を除く): 540222984

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, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1187, 1280, 1440, 1536, 1920, 2048, 2304, 2374, 2560, 2880, 3072, 3561, 3840, 4096, 4608, 4748, 5120, 5760, 5935, 6144, 7122, 7680, 9216, 9496, 10240, 10683, 11520, 11870, 12288, 14244, 15360, 17805, 18432, 18992, 20480, 21366, 23040, 23740, 28488, 30720, 35610, 36864, 37984, 42732, 46080, 47480, 53415, 56976, 61440, 71220, 75968, 85464, 92160, 94960, 106830, 113952, 142440, 151936, 170928, 184320, 189920, 213660, 227904, 284880, 303872, 341856, 379840, 427320, 455808, 569760, 607744, 683712, 759680, 854640, 911616, 1139520, 1215488, 1367424, 1519360, 1709280, 1823232, 2279040, 2430976, 2734848, 3038720, 3418560, 3646464, 4558080, 4861952, 5469696, 6077440, 6837120, 7292928, 9116160, 10939392, 12154880, 13674240, 14585856, 18232320, 21878784, 24309760, 27348480, 36464640, 43757568, 54696960, 72929280, 109393920, 218787840]

約数ペア:

[(1, 218787840), (2, 109393920), (3, 72929280), (4, 54696960), (5, 43757568), (6, 36464640), (8, 27348480), (9, 24309760), (10, 21878784), (12, 18232320), (15, 14585856), (16, 13674240), (18, 12154880), (20, 10939392), (24, 9116160), (30, 7292928), (32, 6837120), (36, 6077440), (40, 5469696), (45, 4861952), (48, 4558080), (60, 3646464), (64, 3418560), (72, 3038720), (80, 2734848), (90, 2430976), (96, 2279040), (120, 1823232), (128, 1709280), (144, 1519360), (160, 1367424), (180, 1215488), (192, 1139520), (240, 911616), (256, 854640), (288, 759680), (320, 683712), (360, 607744), (384, 569760), (480, 455808), (512, 427320), (576, 379840), (640, 341856), (720, 303872), (768, 284880), (960, 227904), (1024, 213660), (1152, 189920), (1187, 184320), (1280, 170928), (1440, 151936), (1536, 142440), (1920, 113952), (2048, 106830), (2304, 94960), (2374, 92160), (2560, 85464), (2880, 75968), (3072, 71220), (3561, 61440), (3840, 56976), (4096, 53415), (4608, 47480), (4748, 46080), (5120, 42732), (5760, 37984), (5935, 36864), (6144, 35610), (7122, 30720), (7680, 28488), (9216, 23740), (9496, 23040), (10240, 21366), (10683, 20480), (11520, 18992), (11870, 18432), (12288, 17805), (14244, 15360)]