81158968.000000000

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{563}}^1$

素因数の和:606

約数の個数: 192

約数和(自身を含む): 776018880

約数和(自身を除く): 551179200

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, 512, 520, 563, 624, 640, 768, 780, 832, 960, 1024, 1040, 1126, 1248, 1280, 1536, 1560, 1664, 1689, 1920, 2048, 2080, 2252, 2496, 2560, 2815, 3072, 3120, 3328, 3378, 3840, 4160, 4504, 4992, 5120, 5630, 6144, 6240, 6656, 6756, 7319, 7680, 8320, 8445, 9008, 9984, 10240, 11260, 12480, 13312, 13512, 14638, 15360, 16640, 16890, 18016, 19968, 21957, 22520, 24960, 26624, 27024, 29276, 30720, 33280, 33780, 36032, 36595, 39936, 43914, 45040, 49920, 54048, 58552, 66560, 67560, 72064, 73190, 79872, 87828, 90080, 99840, 108096, 109785, 117104, 133120, 135120, 144128, 146380, 175656, 180160, 199680, 216192, 219570, 234208, 270240, 288256, 292760, 351312, 360320, 399360, 432384, 439140, 468416, 540480, 576512, 585520, 702624, 720640, 864768, 878280, 936832, 1080960, 1153024, 1171040, 1405248, 1441280, 1729536, 1756560, 1873664, 2161920, 2342080, 2810496, 2882560, 3459072, 3513120, 3747328, 4323840, 4684160, 5620992, 5765120, 7026240, 7494656, 8647680, 9368320, 11241984, 14052480, 14989312, 17295360, 18736640, 22483968, 28104960, 37473280, 44967936, 56209920, 74946560, 112419840, 224839680]

約数ペア:

[(1, 224839680), (2, 112419840), (3, 74946560), (4, 56209920), (5, 44967936), (6, 37473280), (8, 28104960), (10, 22483968), (12, 18736640), (13, 17295360), (15, 14989312), (16, 14052480), (20, 11241984), (24, 9368320), (26, 8647680), (30, 7494656), (32, 7026240), (39, 5765120), (40, 5620992), (48, 4684160), (52, 4323840), (60, 3747328), (64, 3513120), (65, 3459072), (78, 2882560), (80, 2810496), (96, 2342080), (104, 2161920), (120, 1873664), (128, 1756560), (130, 1729536), (156, 1441280), (160, 1405248), (192, 1171040), (195, 1153024), (208, 1080960), (240, 936832), (256, 878280), (260, 864768), (312, 720640), (320, 702624), (384, 585520), (390, 576512), (416, 540480), (480, 468416), (512, 439140), (520, 432384), (563, 399360), (624, 360320), (640, 351312), (768, 292760), (780, 288256), (832, 270240), (960, 234208), (1024, 219570), (1040, 216192), (1126, 199680), (1248, 180160), (1280, 175656), (1536, 146380), (1560, 144128), (1664, 135120), (1689, 133120), (1920, 117104), (2048, 109785), (2080, 108096), (2252, 99840), (2496, 90080), (2560, 87828), (2815, 79872), (3072, 73190), (3120, 72064), (3328, 67560), (3378, 66560), (3840, 58552), (4160, 54048), (4504, 49920), (4992, 45040), (5120, 43914), (5630, 39936), (6144, 36595), (6240, 36032), (6656, 33780), (6756, 33280), (7319, 30720), (7680, 29276), (8320, 27024), (8445, 26624), (9008, 24960), (9984, 22520), (10240, 21957), (11260, 19968), (12480, 18016), (13312, 16890), (13512, 16640), (14638, 15360)]