313192880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3911}}^1$

素因数の和:3955

約数の個数: 160

約数和(自身を含む): 977937408

約数和(自身を除く): 664744528

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 80, 88, 91, 104, 110, 112, 130, 140, 143, 154, 176, 182, 208, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 560, 572, 616, 715, 728, 770, 880, 910, 1001, 1040, 1144, 1232, 1430, 1456, 1540, 1820, 2002, 2288, 2860, 3080, 3640, 3911, 4004, 5005, 5720, 6160, 7280, 7822, 8008, 10010, 11440, 15644, 16016, 19555, 20020, 27377, 31288, 39110, 40040, 43021, 50843, 54754, 62576, 78220, 80080, 86042, 101686, 109508, 136885, 156440, 172084, 203372, 215105, 219016, 254215, 273770, 301147, 312880, 344168, 355901, 406744, 430210, 438032, 508430, 547540, 559273, 602294, 688336, 711802, 813488, 860420, 1016860, 1095080, 1118546, 1204588, 1423604, 1505735, 1720840, 1779505, 2033720, 2190160, 2237092, 2409176, 2796365, 2847208, 3011470, 3441680, 3559010, 3914911, 4067440, 4474184, 4818352, 5592730, 5694416, 6022940, 7118020, 7829822, 8948368, 11185460, 12045880, 14236040, 15659644, 19574555, 22370920, 24091760, 28472080, 31319288, 39149110, 44741840, 62638576, 78298220, 156596440, 313192880]

約数ペア:

[(1, 313192880), (2, 156596440), (4, 78298220), (5, 62638576), (7, 44741840), (8, 39149110), (10, 31319288), (11, 28472080), (13, 24091760), (14, 22370920), (16, 19574555), (20, 15659644), (22, 14236040), (26, 12045880), (28, 11185460), (35, 8948368), (40, 7829822), (44, 7118020), (52, 6022940), (55, 5694416), (56, 5592730), (65, 4818352), (70, 4474184), (77, 4067440), (80, 3914911), (88, 3559010), (91, 3441680), (104, 3011470), (110, 2847208), (112, 2796365), (130, 2409176), (140, 2237092), (143, 2190160), (154, 2033720), (176, 1779505), (182, 1720840), (208, 1505735), (220, 1423604), (260, 1204588), (280, 1118546), (286, 1095080), (308, 1016860), (364, 860420), (385, 813488), (440, 711802), (455, 688336), (520, 602294), (560, 559273), (572, 547540), (616, 508430), (715, 438032), (728, 430210), (770, 406744), (880, 355901), (910, 344168), (1001, 312880), (1040, 301147), (1144, 273770), (1232, 254215), (1430, 219016), (1456, 215105), (1540, 203372), (1820, 172084), (2002, 156440), (2288, 136885), (2860, 109508), (3080, 101686), (3640, 86042), (3911, 80080), (4004, 78220), (5005, 62576), (5720, 54754), (6160, 50843), (7280, 43021), (7822, 40040), (8008, 39110), (10010, 31288), (11440, 27377), (15644, 20020), (16016, 19555)]