77771520

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:227

約数の個数: 216

約数和(自身を含む): 277092816

約数和(自身を除く): 199321296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 64, 72, 80, 86, 90, 96, 120, 128, 129, 144, 157, 160, 172, 180, 192, 215, 240, 256, 258, 288, 314, 320, 344, 360, 384, 387, 430, 471, 480, 516, 576, 628, 640, 645, 688, 720, 768, 774, 785, 860, 942, 960, 1032, 1152, 1256, 1280, 1290, 1376, 1413, 1440, 1548, 1570, 1720, 1884, 1920, 1935, 2064, 2304, 2355, 2512, 2580, 2752, 2826, 2880, 3096, 3140, 3440, 3768, 3840, 3870, 4128, 4710, 5024, 5160, 5504, 5652, 5760, 6192, 6280, 6751, 6880, 7065, 7536, 7740, 8256, 9420, 10048, 10320, 11008, 11304, 11520, 12384, 12560, 13502, 13760, 14130, 15072, 15480, 16512, 18840, 20096, 20253, 20640, 22608, 24768, 25120, 27004, 27520, 28260, 30144, 30960, 33024, 33755, 37680, 40192, 40506, 41280, 45216, 49536, 50240, 54008, 55040, 56520, 60288, 60759, 61920, 67510, 75360, 81012, 82560, 90432, 99072, 100480, 101265, 108016, 113040, 120576, 121518, 123840, 135020, 150720, 162024, 165120, 180864, 200960, 202530, 216032, 226080, 243036, 247680, 270040, 301440, 303795, 324048, 361728, 405060, 432064, 452160, 486072, 495360, 540080, 602880, 607590, 648096, 810120, 864128, 904320, 972144, 1080160, 1215180, 1296192, 1620240, 1728256, 1808640, 1944288, 2160320, 2430360, 2592384, 3240480, 3888576, 4320640, 4860720, 5184768, 6480960, 7777152, 8641280, 9721440, 12961920, 15554304, 19442880, 25923840, 38885760, 77771520]

約数ペア:

[(1, 77771520), (2, 38885760), (3, 25923840), (4, 19442880), (5, 15554304), (6, 12961920), (8, 9721440), (9, 8641280), (10, 7777152), (12, 6480960), (15, 5184768), (16, 4860720), (18, 4320640), (20, 3888576), (24, 3240480), (30, 2592384), (32, 2430360), (36, 2160320), (40, 1944288), (43, 1808640), (45, 1728256), (48, 1620240), (60, 1296192), (64, 1215180), (72, 1080160), (80, 972144), (86, 904320), (90, 864128), (96, 810120), (120, 648096), (128, 607590), (129, 602880), (144, 540080), (157, 495360), (160, 486072), (172, 452160), (180, 432064), (192, 405060), (215, 361728), (240, 324048), (256, 303795), (258, 301440), (288, 270040), (314, 247680), (320, 243036), (344, 226080), (360, 216032), (384, 202530), (387, 200960), (430, 180864), (471, 165120), (480, 162024), (516, 150720), (576, 135020), (628, 123840), (640, 121518), (645, 120576), (688, 113040), (720, 108016), (768, 101265), (774, 100480), (785, 99072), (860, 90432), (942, 82560), (960, 81012), (1032, 75360), (1152, 67510), (1256, 61920), (1280, 60759), (1290, 60288), (1376, 56520), (1413, 55040), (1440, 54008), (1548, 50240), (1570, 49536), (1720, 45216), (1884, 41280), (1920, 40506), (1935, 40192), (2064, 37680), (2304, 33755), (2355, 33024), (2512, 30960), (2580, 30144), (2752, 28260), (2826, 27520), (2880, 27004), (3096, 25120), (3140, 24768), (3440, 22608), (3768, 20640), (3840, 20253), (3870, 20096), (4128, 18840), (4710, 16512), (5024, 15480), (5160, 15072), (5504, 14130), (5652, 13760), (5760, 13502), (6192, 12560), (6280, 12384), (6751, 11520), (6880, 11304), (7065, 11008), (7536, 10320), (7740, 10048), (8256, 9420)]