199729920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4001}}^1$

素因数の和:4038

約数の個数: 144

約数和(自身を含む): 687127392

約数和(自身を除く): 487397472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1920, 2080, 2496, 3120, 3328, 3840, 4001, 4160, 4992, 6240, 8002, 8320, 9984, 12003, 12480, 16004, 16640, 20005, 24006, 24960, 32008, 40010, 48012, 49920, 52013, 60015, 64016, 80020, 96024, 104026, 120030, 128032, 156039, 160040, 192048, 208052, 240060, 256064, 260065, 312078, 320080, 384096, 416104, 480120, 512128, 520130, 624156, 640160, 768192, 780195, 832208, 960240, 1024256, 1040260, 1248312, 1280320, 1536384, 1560390, 1664416, 1920480, 2080520, 2496624, 2560640, 3072768, 3120780, 3328832, 3840960, 4161040, 4993248, 5121280, 6241560, 6657664, 7681920, 8322080, 9986496, 12483120, 13315328, 15363840, 16644160, 19972992, 24966240, 33288320, 39945984, 49932480, 66576640, 99864960, 199729920]

約数ペア:

[(1, 199729920), (2, 99864960), (3, 66576640), (4, 49932480), (5, 39945984), (6, 33288320), (8, 24966240), (10, 19972992), (12, 16644160), (13, 15363840), (15, 13315328), (16, 12483120), (20, 9986496), (24, 8322080), (26, 7681920), (30, 6657664), (32, 6241560), (39, 5121280), (40, 4993248), (48, 4161040), (52, 3840960), (60, 3328832), (64, 3120780), (65, 3072768), (78, 2560640), (80, 2496624), (96, 2080520), (104, 1920480), (120, 1664416), (128, 1560390), (130, 1536384), (156, 1280320), (160, 1248312), (192, 1040260), (195, 1024256), (208, 960240), (240, 832208), (256, 780195), (260, 768192), (312, 640160), (320, 624156), (384, 520130), (390, 512128), (416, 480120), (480, 416104), (520, 384096), (624, 320080), (640, 312078), (768, 260065), (780, 256064), (832, 240060), (960, 208052), (1040, 192048), (1248, 160040), (1280, 156039), (1560, 128032), (1664, 120030), (1920, 104026), (2080, 96024), (2496, 80020), (3120, 64016), (3328, 60015), (3840, 52013), (4001, 49920), (4160, 48012), (4992, 40010), (6240, 32008), (8002, 24960), (8320, 24006), (9984, 20005), (12003, 16640), (12480, 16004)]