399266074880

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{30893}}^1$

素因数の和:31376

約数の個数: 144

約数和(自身を含む): 1000253802240

約数和(自身を除く): 600987727360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 439, 460, 640, 736, 878, 920, 1280, 1472, 1756, 1840, 2195, 2944, 3512, 3680, 4390, 5888, 7024, 7360, 8780, 10097, 14048, 14720, 17560, 20194, 28096, 29440, 30893, 35120, 40388, 50485, 56192, 61786, 70240, 80776, 100970, 112384, 123572, 140480, 154465, 161552, 201940, 247144, 280960, 308930, 323104, 403880, 494288, 561920, 617860, 646208, 710539, 807760, 988576, 1235720, 1292416, 1421078, 1615520, 1977152, 2471440, 2584832, 2842156, 3231040, 3552695, 3954304, 4942880, 5684312, 6462080, 7105390, 7908608, 9885760, 11368624, 12924160, 13562027, 14210780, 19771520, 22737248, 27124054, 28421560, 39543040, 45474496, 54248108, 56843120, 67810135, 90948992, 108496216, 113686240, 135620270, 181897984, 216992432, 227372480, 271240540, 311926621, 433984864, 454744960, 542481080, 623853242, 867969728, 909489920, 1084962160, 1247706484, 1559633105, 1735939456, 2169924320, 2495412968, 3119266210, 3471878912, 4339848640, 4990825936, 6238532420, 8679697280, 9981651872, 12477064840, 17359394560, 19963303744, 24954129680, 39926607488, 49908259360, 79853214976, 99816518720, 199633037440, 399266074880]

約数ペア:

[(1, 399266074880), (2, 199633037440), (4, 99816518720), (5, 79853214976), (8, 49908259360), (10, 39926607488), (16, 24954129680), (20, 19963303744), (23, 17359394560), (32, 12477064840), (40, 9981651872), (46, 8679697280), (64, 6238532420), (80, 4990825936), (92, 4339848640), (115, 3471878912), (128, 3119266210), (160, 2495412968), (184, 2169924320), (230, 1735939456), (256, 1559633105), (320, 1247706484), (368, 1084962160), (439, 909489920), (460, 867969728), (640, 623853242), (736, 542481080), (878, 454744960), (920, 433984864), (1280, 311926621), (1472, 271240540), (1756, 227372480), (1840, 216992432), (2195, 181897984), (2944, 135620270), (3512, 113686240), (3680, 108496216), (4390, 90948992), (5888, 67810135), (7024, 56843120), (7360, 54248108), (8780, 45474496), (10097, 39543040), (14048, 28421560), (14720, 27124054), (17560, 22737248), (20194, 19771520), (28096, 14210780), (29440, 13562027), (30893, 12924160), (35120, 11368624), (40388, 9885760), (50485, 7908608), (56192, 7105390), (61786, 6462080), (70240, 5684312), (80776, 4942880), (100970, 3954304), (112384, 3552695), (123572, 3231040), (140480, 2842156), (154465, 2584832), (161552, 2471440), (201940, 1977152), (247144, 1615520), (280960, 1421078), (308930, 1292416), (323104, 1235720), (403880, 988576), (494288, 807760), (561920, 710539), (617860, 646208)]