131168688

素因数分解:

$2^4\times 3^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:320

約数の個数: 160

約数和(自身を含む): 409497600

約数和(自身を除く): 278328912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 49, 56, 62, 84, 93, 98, 112, 124, 147, 168, 186, 196, 217, 248, 257, 294, 336, 343, 372, 392, 434, 496, 514, 588, 651, 686, 744, 771, 784, 868, 1028, 1029, 1176, 1302, 1372, 1488, 1519, 1542, 1736, 1799, 2056, 2058, 2352, 2604, 2744, 3038, 3084, 3472, 3598, 4112, 4116, 4557, 5208, 5397, 5488, 6076, 6168, 7196, 7967, 8232, 9114, 10416, 10633, 10794, 12152, 12336, 12593, 14392, 15934, 16464, 18228, 21266, 21588, 23901, 24304, 25186, 28784, 31868, 31899, 36456, 37779, 42532, 43176, 47802, 50372, 55769, 63736, 63798, 72912, 75558, 85064, 86352, 88151, 95604, 100744, 111538, 127472, 127596, 151116, 167307, 170128, 176302, 191208, 201488, 223076, 255192, 264453, 302232, 334614, 352604, 382416, 390383, 446152, 510384, 528906, 604464, 669228, 705208, 780766, 892304, 1057812, 1171149, 1338456, 1410416, 1561532, 2115624, 2342298, 2676912, 2732681, 3123064, 4231248, 4684596, 5465362, 6246128, 8198043, 9369192, 10930724, 16396086, 18738384, 21861448, 32792172, 43722896, 65584344, 131168688]

約数ペア:

[(1, 131168688), (2, 65584344), (3, 43722896), (4, 32792172), (6, 21861448), (7, 18738384), (8, 16396086), (12, 10930724), (14, 9369192), (16, 8198043), (21, 6246128), (24, 5465362), (28, 4684596), (31, 4231248), (42, 3123064), (48, 2732681), (49, 2676912), (56, 2342298), (62, 2115624), (84, 1561532), (93, 1410416), (98, 1338456), (112, 1171149), (124, 1057812), (147, 892304), (168, 780766), (186, 705208), (196, 669228), (217, 604464), (248, 528906), (257, 510384), (294, 446152), (336, 390383), (343, 382416), (372, 352604), (392, 334614), (434, 302232), (496, 264453), (514, 255192), (588, 223076), (651, 201488), (686, 191208), (744, 176302), (771, 170128), (784, 167307), (868, 151116), (1028, 127596), (1029, 127472), (1176, 111538), (1302, 100744), (1372, 95604), (1488, 88151), (1519, 86352), (1542, 85064), (1736, 75558), (1799, 72912), (2056, 63798), (2058, 63736), (2352, 55769), (2604, 50372), (2744, 47802), (3038, 43176), (3084, 42532), (3472, 37779), (3598, 36456), (4112, 31899), (4116, 31868), (4557, 28784), (5208, 25186), (5397, 24304), (5488, 23901), (6076, 21588), (6168, 21266), (7196, 18228), (7967, 16464), (8232, 15934), (9114, 14392), (10416, 12593), (10633, 12336), (10794, 12152)]