80997120

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 216

約数和(自身を含む): 286977600

約数和(自身を除く): 205980480

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, 79, 80, 89, 90, 96, 120, 128, 144, 158, 160, 178, 180, 192, 237, 240, 256, 267, 288, 316, 320, 356, 360, 384, 395, 445, 474, 480, 534, 576, 632, 640, 711, 712, 720, 768, 790, 801, 890, 948, 960, 1068, 1152, 1185, 1264, 1280, 1335, 1422, 1424, 1440, 1580, 1602, 1780, 1896, 1920, 2136, 2304, 2370, 2528, 2670, 2844, 2848, 2880, 3160, 3204, 3555, 3560, 3792, 3840, 4005, 4272, 4740, 5056, 5340, 5688, 5696, 5760, 6320, 6408, 7031, 7110, 7120, 7584, 8010, 8544, 9480, 10112, 10680, 11376, 11392, 11520, 12640, 12816, 14062, 14220, 14240, 15168, 16020, 17088, 18960, 20224, 21093, 21360, 22752, 22784, 25280, 25632, 28124, 28440, 28480, 30336, 32040, 34176, 35155, 37920, 42186, 42720, 45504, 50560, 51264, 56248, 56880, 56960, 60672, 63279, 64080, 68352, 70310, 75840, 84372, 85440, 91008, 101120, 102528, 105465, 112496, 113760, 113920, 126558, 128160, 140620, 151680, 168744, 170880, 182016, 205056, 210930, 224992, 227520, 253116, 256320, 281240, 303360, 316395, 337488, 341760, 421860, 449984, 455040, 506232, 512640, 562480, 632790, 674976, 843720, 899968, 910080, 1012464, 1025280, 1124960, 1265580, 1349952, 1687440, 1799936, 2024928, 2249920, 2531160, 2699904, 3374880, 4049856, 4499840, 5062320, 5399808, 6749760, 8099712, 8999680, 10124640, 13499520, 16199424, 20249280, 26999040, 40498560, 80997120]

約数ペア:

[(1, 80997120), (2, 40498560), (3, 26999040), (4, 20249280), (5, 16199424), (6, 13499520), (8, 10124640), (9, 8999680), (10, 8099712), (12, 6749760), (15, 5399808), (16, 5062320), (18, 4499840), (20, 4049856), (24, 3374880), (30, 2699904), (32, 2531160), (36, 2249920), (40, 2024928), (45, 1799936), (48, 1687440), (60, 1349952), (64, 1265580), (72, 1124960), (79, 1025280), (80, 1012464), (89, 910080), (90, 899968), (96, 843720), (120, 674976), (128, 632790), (144, 562480), (158, 512640), (160, 506232), (178, 455040), (180, 449984), (192, 421860), (237, 341760), (240, 337488), (256, 316395), (267, 303360), (288, 281240), (316, 256320), (320, 253116), (356, 227520), (360, 224992), (384, 210930), (395, 205056), (445, 182016), (474, 170880), (480, 168744), (534, 151680), (576, 140620), (632, 128160), (640, 126558), (711, 113920), (712, 113760), (720, 112496), (768, 105465), (790, 102528), (801, 101120), (890, 91008), (948, 85440), (960, 84372), (1068, 75840), (1152, 70310), (1185, 68352), (1264, 64080), (1280, 63279), (1335, 60672), (1422, 56960), (1424, 56880), (1440, 56248), (1580, 51264), (1602, 50560), (1780, 45504), (1896, 42720), (1920, 42186), (2136, 37920), (2304, 35155), (2370, 34176), (2528, 32040), (2670, 30336), (2844, 28480), (2848, 28440), (2880, 28124), (3160, 25632), (3204, 25280), (3555, 22784), (3560, 22752), (3792, 21360), (3840, 21093), (4005, 20224), (4272, 18960), (4740, 17088), (5056, 16020), (5340, 15168), (5688, 14240), (5696, 14220), (5760, 14062), (6320, 12816), (6408, 12640), (7031, 11520), (7110, 11392), (7120, 11376), (7584, 10680), (8010, 10112), (8544, 9480)]