208671840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:262

約数の個数: 288

約数和(自身を含む): 782623296

約数和(自身を除く): 573951456

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 71, 72, 78, 80, 90, 96, 104, 117, 120, 130, 142, 144, 156, 157, 160, 180, 195, 208, 213, 234, 240, 260, 284, 288, 312, 314, 355, 360, 390, 416, 426, 468, 471, 480, 520, 568, 585, 624, 628, 639, 710, 720, 780, 785, 852, 923, 936, 942, 1040, 1065, 1136, 1170, 1248, 1256, 1278, 1413, 1420, 1440, 1560, 1570, 1704, 1846, 1872, 1884, 2041, 2080, 2130, 2272, 2340, 2355, 2512, 2556, 2769, 2826, 2840, 3120, 3140, 3195, 3408, 3692, 3744, 3768, 4082, 4260, 4615, 4680, 4710, 5024, 5112, 5538, 5652, 5680, 6123, 6240, 6280, 6390, 6816, 7065, 7384, 7536, 8164, 8307, 8520, 9230, 9360, 9420, 10205, 10224, 11076, 11147, 11304, 11360, 12246, 12560, 12780, 13845, 14130, 14768, 15072, 16328, 16614, 17040, 18369, 18460, 18720, 18840, 20410, 20448, 22152, 22294, 22608, 24492, 25120, 25560, 27690, 28260, 29536, 30615, 32656, 33228, 33441, 34080, 36738, 36920, 37680, 40820, 41535, 44304, 44588, 45216, 48984, 51120, 55380, 55735, 56520, 61230, 65312, 66456, 66882, 73476, 73840, 75360, 81640, 83070, 88608, 89176, 91845, 97968, 100323, 102240, 110760, 111470, 113040, 122460, 132912, 133764, 144911, 146952, 147680, 163280, 166140, 167205, 178352, 183690, 195936, 200646, 221520, 222940, 226080, 244920, 265824, 267528, 289822, 293904, 326560, 332280, 334410, 356704, 367380, 401292, 434733, 443040, 445880, 489840, 501615, 535056, 579644, 587808, 664560, 668820, 724555, 734760, 802584, 869466, 891760, 979680, 1003230, 1070112, 1159288, 1304199, 1329120, 1337640, 1449110, 1469520, 1605168, 1738932, 1783520, 2006460, 2173665, 2318576, 2608398, 2675280, 2898220, 2939040, 3210336, 3477864, 4012920, 4347330, 4637152, 5216796, 5350560, 5796440, 6520995, 6955728, 8025840, 8694660, 10433592, 11592880, 13041990, 13911456, 16051680, 17389320, 20867184, 23185760, 26083980, 34778640, 41734368, 52167960, 69557280, 104335920, 208671840]

約数ペア:

[(1, 208671840), (2, 104335920), (3, 69557280), (4, 52167960), (5, 41734368), (6, 34778640), (8, 26083980), (9, 23185760), (10, 20867184), (12, 17389320), (13, 16051680), (15, 13911456), (16, 13041990), (18, 11592880), (20, 10433592), (24, 8694660), (26, 8025840), (30, 6955728), (32, 6520995), (36, 5796440), (39, 5350560), (40, 5216796), (45, 4637152), (48, 4347330), (52, 4012920), (60, 3477864), (65, 3210336), (71, 2939040), (72, 2898220), (78, 2675280), (80, 2608398), (90, 2318576), (96, 2173665), (104, 2006460), (117, 1783520), (120, 1738932), (130, 1605168), (142, 1469520), (144, 1449110), (156, 1337640), (157, 1329120), (160, 1304199), (180, 1159288), (195, 1070112), (208, 1003230), (213, 979680), (234, 891760), (240, 869466), (260, 802584), (284, 734760), (288, 724555), (312, 668820), (314, 664560), (355, 587808), (360, 579644), (390, 535056), (416, 501615), (426, 489840), (468, 445880), (471, 443040), (480, 434733), (520, 401292), (568, 367380), (585, 356704), (624, 334410), (628, 332280), (639, 326560), (710, 293904), (720, 289822), (780, 267528), (785, 265824), (852, 244920), (923, 226080), (936, 222940), (942, 221520), (1040, 200646), (1065, 195936), (1136, 183690), (1170, 178352), (1248, 167205), (1256, 166140), (1278, 163280), (1413, 147680), (1420, 146952), (1440, 144911), (1560, 133764), (1570, 132912), (1704, 122460), (1846, 113040), (1872, 111470), (1884, 110760), (2041, 102240), (2080, 100323), (2130, 97968), (2272, 91845), (2340, 89176), (2355, 88608), (2512, 83070), (2556, 81640), (2769, 75360), (2826, 73840), (2840, 73476), (3120, 66882), (3140, 66456), (3195, 65312), (3408, 61230), (3692, 56520), (3744, 55735), (3768, 55380), (4082, 51120), (4260, 48984), (4615, 45216), (4680, 44588), (4710, 44304), (5024, 41535), (5112, 40820), (5538, 37680), (5652, 36920), (5680, 36738), (6123, 34080), (6240, 33441), (6280, 33228), (6390, 32656), (6816, 30615), (7065, 29536), (7384, 28260), (7536, 27690), (8164, 25560), (8307, 25120), (8520, 24492), (9230, 22608), (9360, 22294), (9420, 22152), (10205, 20448), (10224, 20410), (11076, 18840), (11147, 18720), (11304, 18460), (11360, 18369), (12246, 17040), (12560, 16614), (12780, 16328), (13845, 15072), (14130, 14768)]