1980082080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:380

約数の個数: 288

約数和(自身を含む): 6954450048

約数和(自身を除く): 4974367968

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, 71, 72, 80, 90, 96, 107, 120, 142, 144, 160, 180, 181, 213, 214, 240, 284, 288, 321, 355, 360, 362, 426, 428, 480, 535, 543, 568, 639, 642, 710, 720, 724, 852, 856, 905, 963, 1065, 1070, 1086, 1136, 1278, 1284, 1420, 1440, 1448, 1605, 1629, 1704, 1712, 1810, 1926, 2130, 2140, 2172, 2272, 2556, 2568, 2715, 2840, 2896, 3195, 3210, 3258, 3408, 3424, 3620, 3852, 4260, 4280, 4344, 4815, 5112, 5136, 5430, 5680, 5792, 6390, 6420, 6516, 6816, 7240, 7597, 7704, 8145, 8520, 8560, 8688, 9630, 10224, 10272, 10860, 11360, 12780, 12840, 12851, 13032, 14480, 15194, 15408, 16290, 17040, 17120, 17376, 19260, 19367, 20448, 21720, 22791, 25560, 25680, 25702, 26064, 28960, 30388, 30816, 32580, 34080, 37985, 38520, 38553, 38734, 43440, 45582, 51120, 51360, 51404, 52128, 58101, 60776, 64255, 65160, 68373, 75970, 77040, 77106, 77468, 86880, 91164, 96835, 102240, 102808, 113955, 115659, 116202, 121552, 128510, 130320, 136746, 151940, 154080, 154212, 154936, 174303, 182328, 192765, 193670, 205616, 227910, 231318, 232404, 243104, 257020, 260640, 273492, 290505, 303880, 308424, 309872, 341865, 348606, 364656, 385530, 387340, 411232, 455820, 462636, 464808, 514040, 546984, 578295, 581010, 607760, 616848, 619744, 683730, 697212, 729312, 771060, 774680, 871515, 911640, 925272, 929616, 1028080, 1093968, 1156590, 1162020, 1215520, 1233696, 1367460, 1375057, 1394424, 1542120, 1549360, 1743030, 1823280, 1850544, 1859232, 2056160, 2187936, 2313180, 2324040, 2734920, 2750114, 2788848, 3084240, 3098720, 3486060, 3646560, 3701088, 4125171, 4626360, 4648080, 5469840, 5500228, 5577696, 6168480, 6875285, 6972120, 8250342, 9252720, 9296160, 10939680, 11000456, 12375513, 13750570, 13944240, 16500684, 18505440, 20625855, 22000912, 24751026, 27501140, 27888480, 33001368, 41251710, 44001824, 49502052, 55002280, 61877565, 66002736, 82503420, 99004104, 110004560, 123755130, 132005472, 165006840, 198008208, 220009120, 247510260, 330013680, 396016416, 495020520, 660027360, 990041040, 1980082080]

約数ペア:

[(1, 1980082080), (2, 990041040), (3, 660027360), (4, 495020520), (5, 396016416), (6, 330013680), (8, 247510260), (9, 220009120), (10, 198008208), (12, 165006840), (15, 132005472), (16, 123755130), (18, 110004560), (20, 99004104), (24, 82503420), (30, 66002736), (32, 61877565), (36, 55002280), (40, 49502052), (45, 44001824), (48, 41251710), (60, 33001368), (71, 27888480), (72, 27501140), (80, 24751026), (90, 22000912), (96, 20625855), (107, 18505440), (120, 16500684), (142, 13944240), (144, 13750570), (160, 12375513), (180, 11000456), (181, 10939680), (213, 9296160), (214, 9252720), (240, 8250342), (284, 6972120), (288, 6875285), (321, 6168480), (355, 5577696), (360, 5500228), (362, 5469840), (426, 4648080), (428, 4626360), (480, 4125171), (535, 3701088), (543, 3646560), (568, 3486060), (639, 3098720), (642, 3084240), (710, 2788848), (720, 2750114), (724, 2734920), (852, 2324040), (856, 2313180), (905, 2187936), (963, 2056160), (1065, 1859232), (1070, 1850544), (1086, 1823280), (1136, 1743030), (1278, 1549360), (1284, 1542120), (1420, 1394424), (1440, 1375057), (1448, 1367460), (1605, 1233696), (1629, 1215520), (1704, 1162020), (1712, 1156590), (1810, 1093968), (1926, 1028080), (2130, 929616), (2140, 925272), (2172, 911640), (2272, 871515), (2556, 774680), (2568, 771060), (2715, 729312), (2840, 697212), (2896, 683730), (3195, 619744), (3210, 616848), (3258, 607760), (3408, 581010), (3424, 578295), (3620, 546984), (3852, 514040), (4260, 464808), (4280, 462636), (4344, 455820), (4815, 411232), (5112, 387340), (5136, 385530), (5430, 364656), (5680, 348606), (5792, 341865), (6390, 309872), (6420, 308424), (6516, 303880), (6816, 290505), (7240, 273492), (7597, 260640), (7704, 257020), (8145, 243104), (8520, 232404), (8560, 231318), (8688, 227910), (9630, 205616), (10224, 193670), (10272, 192765), (10860, 182328), (11360, 174303), (12780, 154936), (12840, 154212), (12851, 154080), (13032, 151940), (14480, 136746), (15194, 130320), (15408, 128510), (16290, 121552), (17040, 116202), (17120, 115659), (17376, 113955), (19260, 102808), (19367, 102240), (20448, 96835), (21720, 91164), (22791, 86880), (25560, 77468), (25680, 77106), (25702, 77040), (26064, 75970), (28960, 68373), (30388, 65160), (30816, 64255), (32580, 60776), (34080, 58101), (37985, 52128), (38520, 51404), (38553, 51360), (38734, 51120), (43440, 45582)]