171030720

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:879

約数の個数: 224

約数和(自身を含む): 641396736

約数和(自身を除く): 470366016

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 280, 310, 320, 336, 372, 420, 434, 448, 465, 480, 496, 560, 620, 651, 672, 744, 821, 840, 868, 930, 960, 992, 1085, 1120, 1240, 1302, 1344, 1488, 1642, 1680, 1736, 1860, 1984, 2170, 2240, 2463, 2480, 2604, 2976, 3255, 3284, 3360, 3472, 3720, 4105, 4340, 4926, 4960, 5208, 5747, 5952, 6510, 6568, 6720, 6944, 7440, 8210, 8680, 9852, 9920, 10416, 11494, 12315, 13020, 13136, 13888, 14880, 16420, 17241, 17360, 19704, 20832, 22988, 24630, 25451, 26040, 26272, 28735, 29760, 32840, 34482, 34720, 39408, 41664, 45976, 49260, 50902, 52080, 52544, 57470, 65680, 68964, 69440, 76353, 78816, 86205, 91952, 98520, 101804, 104160, 114940, 127255, 131360, 137928, 152706, 157632, 172410, 178157, 183904, 197040, 203608, 208320, 229880, 254510, 262720, 275856, 305412, 344820, 356314, 367808, 381765, 394080, 407216, 459760, 509020, 534471, 551712, 610824, 689640, 712628, 763530, 788160, 814432, 890785, 919520, 1018040, 1068942, 1103424, 1221648, 1379280, 1425256, 1527060, 1628864, 1781570, 1839040, 2036080, 2137884, 2443296, 2672355, 2758560, 2850512, 3054120, 3563140, 4072160, 4275768, 4886592, 5344710, 5517120, 5701024, 6108240, 7126280, 8144320, 8551536, 10689420, 11402048, 12216480, 14252560, 17103072, 21378840, 24432960, 28505120, 34206144, 42757680, 57010240, 85515360, 171030720]

約数ペア:

[(1, 171030720), (2, 85515360), (3, 57010240), (4, 42757680), (5, 34206144), (6, 28505120), (7, 24432960), (8, 21378840), (10, 17103072), (12, 14252560), (14, 12216480), (15, 11402048), (16, 10689420), (20, 8551536), (21, 8144320), (24, 7126280), (28, 6108240), (30, 5701024), (31, 5517120), (32, 5344710), (35, 4886592), (40, 4275768), (42, 4072160), (48, 3563140), (56, 3054120), (60, 2850512), (62, 2758560), (64, 2672355), (70, 2443296), (80, 2137884), (84, 2036080), (93, 1839040), (96, 1781570), (105, 1628864), (112, 1527060), (120, 1425256), (124, 1379280), (140, 1221648), (155, 1103424), (160, 1068942), (168, 1018040), (186, 919520), (192, 890785), (210, 814432), (217, 788160), (224, 763530), (240, 712628), (248, 689640), (280, 610824), (310, 551712), (320, 534471), (336, 509020), (372, 459760), (420, 407216), (434, 394080), (448, 381765), (465, 367808), (480, 356314), (496, 344820), (560, 305412), (620, 275856), (651, 262720), (672, 254510), (744, 229880), (821, 208320), (840, 203608), (868, 197040), (930, 183904), (960, 178157), (992, 172410), (1085, 157632), (1120, 152706), (1240, 137928), (1302, 131360), (1344, 127255), (1488, 114940), (1642, 104160), (1680, 101804), (1736, 98520), (1860, 91952), (1984, 86205), (2170, 78816), (2240, 76353), (2463, 69440), (2480, 68964), (2604, 65680), (2976, 57470), (3255, 52544), (3284, 52080), (3360, 50902), (3472, 49260), (3720, 45976), (4105, 41664), (4340, 39408), (4926, 34720), (4960, 34482), (5208, 32840), (5747, 29760), (5952, 28735), (6510, 26272), (6568, 26040), (6720, 25451), (6944, 24630), (7440, 22988), (8210, 20832), (8680, 19704), (9852, 17360), (9920, 17241), (10416, 16420), (11494, 14880), (12315, 13888), (13020, 13136)]