287367080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7177}}^1$

素因数の和:7219

約数の個数: 128

約数和(自身を含む): 868250880

約数和(自身を除く): 580883800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 154, 182, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 572, 616, 715, 728, 770, 910, 1001, 1144, 1430, 1540, 1820, 2002, 2860, 3080, 3640, 4004, 5005, 5720, 7177, 8008, 10010, 14354, 20020, 28708, 35885, 40040, 50239, 57416, 71770, 78947, 93301, 100478, 143540, 157894, 186602, 200956, 251195, 287080, 315788, 373204, 394735, 401912, 466505, 502390, 552629, 631576, 653107, 746408, 789470, 933010, 1004780, 1026311, 1105258, 1306214, 1578940, 1866020, 2009560, 2052622, 2210516, 2612428, 2763145, 3157880, 3265535, 3732040, 4105244, 4421032, 5131555, 5224856, 5526290, 6531070, 7184177, 8210488, 10263110, 11052580, 13062140, 14368354, 20526220, 22105160, 26124280, 28736708, 35920885, 41052440, 57473416, 71841770, 143683540, 287367080]

約数ペア:

[(1, 287367080), (2, 143683540), (4, 71841770), (5, 57473416), (7, 41052440), (8, 35920885), (10, 28736708), (11, 26124280), (13, 22105160), (14, 20526220), (20, 14368354), (22, 13062140), (26, 11052580), (28, 10263110), (35, 8210488), (40, 7184177), (44, 6531070), (52, 5526290), (55, 5224856), (56, 5131555), (65, 4421032), (70, 4105244), (77, 3732040), (88, 3265535), (91, 3157880), (104, 2763145), (110, 2612428), (130, 2210516), (140, 2052622), (143, 2009560), (154, 1866020), (182, 1578940), (220, 1306214), (260, 1105258), (280, 1026311), (286, 1004780), (308, 933010), (364, 789470), (385, 746408), (440, 653107), (455, 631576), (520, 552629), (572, 502390), (616, 466505), (715, 401912), (728, 394735), (770, 373204), (910, 315788), (1001, 287080), (1144, 251195), (1430, 200956), (1540, 186602), (1820, 157894), (2002, 143540), (2860, 100478), (3080, 93301), (3640, 78947), (4004, 71770), (5005, 57416), (5720, 50239), (7177, 40040), (8008, 35885), (10010, 28708), (14354, 20020)]