2161324464

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{111731}}^1$

素因数の和:111786

約数の個数: 80

約数和(自身を含む): 6206936064

約数和(自身を除く): 4045611600

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 2418, 3224, 4836, 6448, 9672, 19344, 111731, 223462, 335193, 446924, 670386, 893848, 1340772, 1452503, 1787696, 2681544, 2905006, 3463661, 4357509, 5363088, 5810012, 6927322, 8715018, 10390983, 11620024, 13854644, 17430036, 20781966, 23240048, 27709288, 34860072, 41563932, 45027593, 55418576, 69720144, 83127864, 90055186, 135082779, 166255728, 180110372, 270165558, 360220744, 540331116, 720441488, 1080662232, 2161324464]

約数ペア:

[(1, 2161324464), (2, 1080662232), (3, 720441488), (4, 540331116), (6, 360220744), (8, 270165558), (12, 180110372), (13, 166255728), (16, 135082779), (24, 90055186), (26, 83127864), (31, 69720144), (39, 55418576), (48, 45027593), (52, 41563932), (62, 34860072), (78, 27709288), (93, 23240048), (104, 20781966), (124, 17430036), (156, 13854644), (186, 11620024), (208, 10390983), (248, 8715018), (312, 6927322), (372, 5810012), (403, 5363088), (496, 4357509), (624, 3463661), (744, 2905006), (806, 2681544), (1209, 1787696), (1488, 1452503), (1612, 1340772), (2418, 893848), (3224, 670386), (4836, 446924), (6448, 335193), (9672, 223462), (19344, 111731)]