20237986080

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{120121}}^1$

素因数の和:120161

約数の個数: 240

約数和(自身を含む): 76917960504

約数和(自身を除く): 56679974424

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 162, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 324, 351, 360, 390, 405, 416, 432, 468, 480, 520, 540, 585, 624, 648, 702, 720, 780, 810, 864, 936, 1040, 1053, 1080, 1170, 1248, 1296, 1404, 1440, 1560, 1620, 1755, 1872, 2080, 2106, 2160, 2340, 2592, 2808, 3120, 3240, 3510, 3744, 4212, 4320, 4680, 5265, 5616, 6240, 6480, 7020, 8424, 9360, 10530, 11232, 12960, 14040, 16848, 18720, 21060, 28080, 33696, 42120, 56160, 84240, 120121, 168480, 240242, 360363, 480484, 600605, 720726, 960968, 1081089, 1201210, 1441452, 1561573, 1801815, 1921936, 2162178, 2402420, 2882904, 3123146, 3243267, 3603630, 3843872, 4324356, 4684719, 4804840, 5405445, 5765808, 6246292, 6486534, 7207260, 7807865, 8648712, 9369438, 9609680, 9729801, 10810890, 11531616, 12492584, 12973068, 14054157, 14414520, 15615730, 16216335, 17297424, 18738876, 19219360, 19459602, 21621780, 23423595, 24985168, 25946136, 28108314, 28829040, 31231460, 32432670, 34594848, 37477752, 38919204, 42162471, 43243560, 46847190, 48649005, 49970336, 51892272, 56216628, 57658080, 62462920, 64865340, 70270785, 74955504, 77838408, 84324942, 86487120, 93694380, 97298010, 103784544, 112433256, 124925840, 126487413, 129730680, 140541570, 149911008, 155676816, 168649884, 172974240, 187388760, 194596020, 210812355, 224866512, 249851680, 252974826, 259461360, 281083140, 311353632, 337299768, 374777520, 389192040, 421624710, 449733024, 505949652, 518922720, 562166280, 632437065, 674599536, 749555040, 778384080, 843249420, 1011899304, 1124332560, 1264874130, 1349199072, 1556768160, 1686498840, 2023798608, 2248665120, 2529748260, 3372997680, 4047597216, 5059496520, 6745995360, 10118993040, 20237986080]

約数ペア:

[(1, 20237986080), (2, 10118993040), (3, 6745995360), (4, 5059496520), (5, 4047597216), (6, 3372997680), (8, 2529748260), (9, 2248665120), (10, 2023798608), (12, 1686498840), (13, 1556768160), (15, 1349199072), (16, 1264874130), (18, 1124332560), (20, 1011899304), (24, 843249420), (26, 778384080), (27, 749555040), (30, 674599536), (32, 632437065), (36, 562166280), (39, 518922720), (40, 505949652), (45, 449733024), (48, 421624710), (52, 389192040), (54, 374777520), (60, 337299768), (65, 311353632), (72, 281083140), (78, 259461360), (80, 252974826), (81, 249851680), (90, 224866512), (96, 210812355), (104, 194596020), (108, 187388760), (117, 172974240), (120, 168649884), (130, 155676816), (135, 149911008), (144, 140541570), (156, 129730680), (160, 126487413), (162, 124925840), (180, 112433256), (195, 103784544), (208, 97298010), (216, 93694380), (234, 86487120), (240, 84324942), (260, 77838408), (270, 74955504), (288, 70270785), (312, 64865340), (324, 62462920), (351, 57658080), (360, 56216628), (390, 51892272), (405, 49970336), (416, 48649005), (432, 46847190), (468, 43243560), (480, 42162471), (520, 38919204), (540, 37477752), (585, 34594848), (624, 32432670), (648, 31231460), (702, 28829040), (720, 28108314), (780, 25946136), (810, 24985168), (864, 23423595), (936, 21621780), (1040, 19459602), (1053, 19219360), (1080, 18738876), (1170, 17297424), (1248, 16216335), (1296, 15615730), (1404, 14414520), (1440, 14054157), (1560, 12973068), (1620, 12492584), (1755, 11531616), (1872, 10810890), (2080, 9729801), (2106, 9609680), (2160, 9369438), (2340, 8648712), (2592, 7807865), (2808, 7207260), (3120, 6486534), (3240, 6246292), (3510, 5765808), (3744, 5405445), (4212, 4804840), (4320, 4684719), (4680, 4324356), (5265, 3843872), (5616, 3603630), (6240, 3243267), (6480, 3123146), (7020, 2882904), (8424, 2402420), (9360, 2162178), (10530, 1921936), (11232, 1801815), (12960, 1561573), (14040, 1441452), (16848, 1201210), (18720, 1081089), (21060, 960968), (28080, 720726), (33696, 600605), (42120, 480484), (56160, 360363), (84240, 240242), (120121, 168480)]